chore(crates/rocie-client): Re-generate

38 files changed, 1270 insertions, 27 deletions

diff --git a/crates/rocie-client/.openapi-generator/FILES b/crates/rocie-client/.openapi-generator/FILES
index 053b1f2..cf7a068 100644
--- a/crates/rocie-client/.openapi-generator/FILES
+++ b/crates/rocie-client/.openapi-generator/FILES
@@ -3,10 +3,14 @@
 README.md
 docs/ApiGetInventoryApi.md
 docs/ApiGetProductApi.md
+docs/ApiGetProductParentApi.md
+docs/ApiGetRecipeApi.md
 docs/ApiGetUnitApi.md
 docs/ApiGetUnitPropertyApi.md
 docs/ApiSetBarcodeApi.md
 docs/ApiSetProductApi.md
+docs/ApiSetProductParentApi.md
+docs/ApiSetRecipeApi.md
 docs/ApiSetUnitApi.md
 docs/ApiSetUnitPropertyApi.md
 docs/Barcode.md
@@ -14,7 +18,13 @@ docs/BarcodeId.md
 docs/Product.md
 docs/ProductAmount.md
 docs/ProductId.md
+docs/ProductParent.md
+docs/ProductParentId.md
+docs/ProductParentStub.md
 docs/ProductStub.md
+docs/Recipe.md
+docs/RecipeId.md
+docs/RecipeStub.md
 docs/Unit.md
 docs/UnitAmount.md
 docs/UnitId.md
@@ -25,10 +35,14 @@ docs/UnitStub.md
 git_push.sh
 src/apis/api_get_inventory_api.rs
 src/apis/api_get_product_api.rs
+src/apis/api_get_product_parent_api.rs
+src/apis/api_get_recipe_api.rs
 src/apis/api_get_unit_api.rs
 src/apis/api_get_unit_property_api.rs
 src/apis/api_set_barcode_api.rs
 src/apis/api_set_product_api.rs
+src/apis/api_set_product_parent_api.rs
+src/apis/api_set_recipe_api.rs
 src/apis/api_set_unit_api.rs
 src/apis/api_set_unit_property_api.rs
 src/apis/configuration.rs
@@ -39,7 +53,13 @@ src/models/mod.rs
 src/models/product.rs
 src/models/product_amount.rs
 src/models/product_id.rs
+src/models/product_parent.rs
+src/models/product_parent_id.rs
+src/models/product_parent_stub.rs
 src/models/product_stub.rs
+src/models/recipe.rs
+src/models/recipe_id.rs
+src/models/recipe_stub.rs
 src/models/unit.rs
 src/models/unit_amount.rs
 src/models/unit_id.rs
diff --git a/crates/rocie-client/README.md b/crates/rocie-client/README.md
index ae0cbff..e25385a 100644
--- a/crates/rocie-client/README.md
+++ b/crates/rocie-client/README.md
@@ -30,15 +30,26 @@ Class | Method | HTTP request | Description
 *ApiGetProductApi* | [**product_by_id**](docs/ApiGetProductApi.md#product_by_id) | **GET** /product/by-id/{id} | Get Product by id
 *ApiGetProductApi* | [**product_by_name**](docs/ApiGetProductApi.md#product_by_name) | **GET** /product/by-name/{name} | Get Product by name
 *ApiGetProductApi* | [**product_suggestion_by_name**](docs/ApiGetProductApi.md#product_suggestion_by_name) | **GET** /product/by-part-name/{name} | Get Product suggestion by name
-*ApiGetProductApi* | [**products**](docs/ApiGetProductApi.md#products) | **GET** /products/ | Return all registered products
+*ApiGetProductApi* | [**products_by_product_parent_id_direct**](docs/ApiGetProductApi.md#products_by_product_parent_id_direct) | **GET** /product/by-product-parent-id-direct/{id} | Get Products by it's product parent id
+*ApiGetProductApi* | [**products_by_product_parent_id_indirect**](docs/ApiGetProductApi.md#products_by_product_parent_id_indirect) | **GET** /product/by-product-parent-id-indirect/{id} | Get Products by it's product parent id
+*ApiGetProductApi* | [**products_in_storage**](docs/ApiGetProductApi.md#products_in_storage) | **GET** /products_in_storage/ | Return all products, which non-null amount in storage
+*ApiGetProductApi* | [**products_registered**](docs/ApiGetProductApi.md#products_registered) | **GET** /products_registered/ | Return all registered products
+*ApiGetProductParentApi* | [**product_parents**](docs/ApiGetProductParentApi.md#product_parents) | **GET** /product_parents/ | Return all registered product parents
+*ApiGetProductParentApi* | [**product_parents_toplevel**](docs/ApiGetProductParentApi.md#product_parents_toplevel) | **GET** /product_parents_toplevel/ | Return all registered product parents, that have no parents themselves
+*ApiGetProductParentApi* | [**product_parents_under**](docs/ApiGetProductParentApi.md#product_parents_under) | **GET** /product_parents_under/{id} | Return all parents, that have this parent as parent
+*ApiGetRecipeApi* | [**recipe_by_id**](docs/ApiGetRecipeApi.md#recipe_by_id) | **GET** /recipe/by-id/{id} | Get an recipe by it's id.
+*ApiGetRecipeApi* | [**recipes**](docs/ApiGetRecipeApi.md#recipes) | **GET** /recipe/all | Get all added recipes
 *ApiGetUnitApi* | [**unit_by_id**](docs/ApiGetUnitApi.md#unit_by_id) | **GET** /unit/{id} | Get Unit by id
 *ApiGetUnitApi* | [**units**](docs/ApiGetUnitApi.md#units) | **GET** /units/ | Return all registered units
+*ApiGetUnitApi* | [**units_by_property_id**](docs/ApiGetUnitApi.md#units_by_property_id) | **GET** /units-by-property/{id} | Return all registered units for a specific unit property
 *ApiGetUnitPropertyApi* | [**unit_properties**](docs/ApiGetUnitPropertyApi.md#unit_properties) | **GET** /unit-properties/ | Return all registered unit properties
 *ApiGetUnitPropertyApi* | [**unit_property_by_id**](docs/ApiGetUnitPropertyApi.md#unit_property_by_id) | **GET** /unit-property/{id} | Get Unit property by id
 *ApiSetBarcodeApi* | [**buy_barcode**](docs/ApiSetBarcodeApi.md#buy_barcode) | **POST** /barcode/{barcode_id}/buy/{times} | Buy an barcode
 *ApiSetBarcodeApi* | [**consume_barcode**](docs/ApiSetBarcodeApi.md#consume_barcode) | **POST** /barcode/{id}/consume | Consume an barcode
 *ApiSetProductApi* | [**associate_barcode**](docs/ApiSetProductApi.md#associate_barcode) | **POST** /product/{id}/associate | Associate a barcode with a product
 *ApiSetProductApi* | [**register_product**](docs/ApiSetProductApi.md#register_product) | **POST** /product/new | Register a product
+*ApiSetProductParentApi* | [**register_product_parent**](docs/ApiSetProductParentApi.md#register_product_parent) | **POST** /product_parent/new | Register a product parent
+*ApiSetRecipeApi* | [**add_recipe**](docs/ApiSetRecipeApi.md#add_recipe) | **POST** /recipe/new | Register a product parent
 *ApiSetUnitApi* | [**register_unit**](docs/ApiSetUnitApi.md#register_unit) | **POST** /unit/new | Register an Unit
 *ApiSetUnitPropertyApi* | [**register_unit_property**](docs/ApiSetUnitPropertyApi.md#register_unit_property) | **POST** /unit-property/new | Register an Unit Property
 
@@ -50,7 +61,13 @@ Class | Method | HTTP request | Description
  - [Product](docs/Product.md)
  - [ProductAmount](docs/ProductAmount.md)
  - [ProductId](docs/ProductId.md)
+ - [ProductParent](docs/ProductParent.md)
+ - [ProductParentId](docs/ProductParentId.md)
+ - [ProductParentStub](docs/ProductParentStub.md)
  - [ProductStub](docs/ProductStub.md)
+ - [Recipe](docs/Recipe.md)
+ - [RecipeId](docs/RecipeId.md)
+ - [RecipeStub](docs/RecipeStub.md)
  - [Unit](docs/Unit.md)
  - [UnitAmount](docs/UnitAmount.md)
  - [UnitId](docs/UnitId.md)
diff --git a/crates/rocie-client/docs/ApiGetProductApi.md b/crates/rocie-client/docs/ApiGetProductApi.md
index a7d0918..3491910 100644
--- a/crates/rocie-client/docs/ApiGetProductApi.md
+++ b/crates/rocie-client/docs/ApiGetProductApi.md
@@ -7,7 +7,10 @@ Method | HTTP request | Description
 [**product_by_id**](ApiGetProductApi.md#product_by_id) | **GET** /product/by-id/{id} | Get Product by id
 [**product_by_name**](ApiGetProductApi.md#product_by_name) | **GET** /product/by-name/{name} | Get Product by name
 [**product_suggestion_by_name**](ApiGetProductApi.md#product_suggestion_by_name) | **GET** /product/by-part-name/{name} | Get Product suggestion by name
-[**products**](ApiGetProductApi.md#products) | **GET** /products/ | Return all registered products
+[**products_by_product_parent_id_direct**](ApiGetProductApi.md#products_by_product_parent_id_direct) | **GET** /product/by-product-parent-id-direct/{id} | Get Products by it's product parent id
+[**products_by_product_parent_id_indirect**](ApiGetProductApi.md#products_by_product_parent_id_indirect) | **GET** /product/by-product-parent-id-indirect/{id} | Get Products by it's product parent id
+[**products_in_storage**](ApiGetProductApi.md#products_in_storage) | **GET** /products_in_storage/ | Return all products, which non-null amount in storage
+[**products_registered**](ApiGetProductApi.md#products_registered) | **GET** /products_registered/ | Return all registered products
 
 
 
@@ -95,9 +98,94 @@ No authorization required
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
 
-## products
+## products_by_product_parent_id_direct
 
-> Vec<models::Product> products()
+> Vec<models::Product> products_by_product_parent_id_direct(id)
+Get Products by it's product parent id
+
+This will only return products directly associated with this product parent id
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**id** | [**ProductParentId**](.md) | Product parent id | [required] |
+
+### Return type
+
+[**Vec<models::Product>**](Product.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## products_by_product_parent_id_indirect
+
+> Vec<models::Product> products_by_product_parent_id_indirect(id)
+Get Products by it's product parent id
+
+This will also return all products below this product parent id
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**id** | [**ProductParentId**](.md) | Product parent id | [required] |
+
+### Return type
+
+[**Vec<models::Product>**](Product.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## products_in_storage
+
+> Vec<models::Product> products_in_storage()
+Return all products, which non-null amount in storage
+
+### Parameters
+
+This endpoint does not need any parameter.
+
+### Return type
+
+[**Vec<models::Product>**](Product.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## products_registered
+
+> Vec<models::Product> products_registered()
 Return all registered products
 
 ### Parameters
diff --git a/crates/rocie-client/docs/ApiGetProductParentApi.md b/crates/rocie-client/docs/ApiGetProductParentApi.md
new file mode 100644
index 0000000..3c61982
--- /dev/null
+++ b/crates/rocie-client/docs/ApiGetProductParentApi.md
@@ -0,0 +1,89 @@
+# \ApiGetProductParentApi
+
+All URIs are relative to *http://localhost*
+
+Method | HTTP request | Description
+------------- | ------------- | -------------
+[**product_parents**](ApiGetProductParentApi.md#product_parents) | **GET** /product_parents/ | Return all registered product parents
+[**product_parents_toplevel**](ApiGetProductParentApi.md#product_parents_toplevel) | **GET** /product_parents_toplevel/ | Return all registered product parents, that have no parents themselves
+[**product_parents_under**](ApiGetProductParentApi.md#product_parents_under) | **GET** /product_parents_under/{id} | Return all parents, that have this parent as parent
+
+
+
+## product_parents
+
+> Vec<models::ProductParent> product_parents()
+Return all registered product parents
+
+### Parameters
+
+This endpoint does not need any parameter.
+
+### Return type
+
+[**Vec<models::ProductParent>**](ProductParent.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## product_parents_toplevel
+
+> Vec<models::ProductParent> product_parents_toplevel()
+Return all registered product parents, that have no parents themselves
+
+### Parameters
+
+This endpoint does not need any parameter.
+
+### Return type
+
+[**Vec<models::ProductParent>**](ProductParent.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## product_parents_under
+
+> Vec<models::ProductParent> product_parents_under(id)
+Return all parents, that have this parent as parent
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**id** | [**ProductParentId**](.md) | Product parent id | [required] |
+
+### Return type
+
+[**Vec<models::ProductParent>**](ProductParent.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
diff --git a/crates/rocie-client/docs/ApiGetRecipeApi.md b/crates/rocie-client/docs/ApiGetRecipeApi.md
new file mode 100644
index 0000000..cce6112
--- /dev/null
+++ b/crates/rocie-client/docs/ApiGetRecipeApi.md
@@ -0,0 +1,63 @@
+# \ApiGetRecipeApi
+
+All URIs are relative to *http://localhost*
+
+Method | HTTP request | Description
+------------- | ------------- | -------------
+[**recipe_by_id**](ApiGetRecipeApi.md#recipe_by_id) | **GET** /recipe/by-id/{id} | Get an recipe by it's id.
+[**recipes**](ApiGetRecipeApi.md#recipes) | **GET** /recipe/all | Get all added recipes
+
+
+
+## recipe_by_id
+
+> models::Recipe recipe_by_id(id)
+Get an recipe by it's id.
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**id** | [**RecipeId**](.md) | Recipe id | [required] |
+
+### Return type
+
+[**models::Recipe**](Recipe.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+
+## recipes
+
+> models::Recipe recipes()
+Get all added recipes
+
+### Parameters
+
+This endpoint does not need any parameter.
+
+### Return type
+
+[**models::Recipe**](Recipe.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
diff --git a/crates/rocie-client/docs/ApiGetUnitApi.md b/crates/rocie-client/docs/ApiGetUnitApi.md
index f539aec..f2fc6e6 100644
--- a/crates/rocie-client/docs/ApiGetUnitApi.md
+++ b/crates/rocie-client/docs/ApiGetUnitApi.md
@@ -6,6 +6,7 @@ Method | HTTP request | Description
 ------------- | ------------- | -------------
 [**unit_by_id**](ApiGetUnitApi.md#unit_by_id) | **GET** /unit/{id} | Get Unit by id
 [**units**](ApiGetUnitApi.md#units) | **GET** /units/ | Return all registered units
+[**units_by_property_id**](ApiGetUnitApi.md#units_by_property_id) | **GET** /units-by-property/{id} | Return all registered units for a specific unit property
 
 
 
@@ -61,3 +62,31 @@ No authorization required
 
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
+
+## units_by_property_id
+
+> Vec<models::Unit> units_by_property_id(id)
+Return all registered units for a specific unit property
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**id** | [**UnitPropertyId**](.md) | Unit property id | [required] |
+
+### Return type
+
+[**Vec<models::Unit>**](Unit.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
diff --git a/crates/rocie-client/docs/ApiSetProductParentApi.md b/crates/rocie-client/docs/ApiSetProductParentApi.md
new file mode 100644
index 0000000..116175c
--- /dev/null
+++ b/crates/rocie-client/docs/ApiSetProductParentApi.md
@@ -0,0 +1,37 @@
+# \ApiSetProductParentApi
+
+All URIs are relative to *http://localhost*
+
+Method | HTTP request | Description
+------------- | ------------- | -------------
+[**register_product_parent**](ApiSetProductParentApi.md#register_product_parent) | **POST** /product_parent/new | Register a product parent
+
+
+
+## register_product_parent
+
+> models::ProductParentId register_product_parent(product_parent_stub)
+Register a product parent
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**product_parent_stub** | [**ProductParentStub**](ProductParentStub.md) |  | [required] |
+
+### Return type
+
+[**models::ProductParentId**](ProductParentId.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: application/json
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
diff --git a/crates/rocie-client/docs/ApiSetRecipeApi.md b/crates/rocie-client/docs/ApiSetRecipeApi.md
new file mode 100644
index 0000000..00f2670
--- /dev/null
+++ b/crates/rocie-client/docs/ApiSetRecipeApi.md
@@ -0,0 +1,37 @@
+# \ApiSetRecipeApi
+
+All URIs are relative to *http://localhost*
+
+Method | HTTP request | Description
+------------- | ------------- | -------------
+[**add_recipe**](ApiSetRecipeApi.md#add_recipe) | **POST** /recipe/new | Register a product parent
+
+
+
+## add_recipe
+
+> models::RecipeId add_recipe(recipe_stub)
+Register a product parent
+
+### Parameters
+
+
+Name | Type | Description  | Required | Notes
+------------- | ------------- | ------------- | ------------- | -------------
+**recipe_stub** | [**RecipeStub**](RecipeStub.md) |  | [required] |
+
+### Return type
+
+[**models::RecipeId**](RecipeId.md)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: application/json
+- **Accept**: application/json, text/plain
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
diff --git a/crates/rocie-client/docs/Product.md b/crates/rocie-client/docs/Product.md
index 3de03ae..83536ff 100644
--- a/crates/rocie-client/docs/Product.md
+++ b/crates/rocie-client/docs/Product.md
@@ -8,6 +8,7 @@ Name | Type | Description | Notes
 **description** | Option<**String**> | An optional description of this product. | [optional]
 **id** | [**models::ProductId**](ProductId.md) | The id of the product. | 
 **name** | **String** | The name of the product.  This should be globally unique, to make searching easier for the user. | 
+**parent** | Option<[**models::ProductParentId**](ProductParentId.md)> | The parent this product has.  This is effectively it's anchor in the product DAG. | [optional]
 **unit_property** | [**models::UnitPropertyId**](UnitPropertyId.md) | The property this product is measured in.  (This is probably always either Mass, Volume or Quantity). | 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/crates/rocie-client/docs/ProductParent.md b/crates/rocie-client/docs/ProductParent.md
new file mode 100644
index 0000000..a63384b
--- /dev/null
+++ b/crates/rocie-client/docs/ProductParent.md
@@ -0,0 +1,14 @@
+# ProductParent
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**description** | Option<**String**> | An optional description of this product parent. | [optional]
+**id** | [**models::ProductParentId**](ProductParentId.md) | The id of the product parent. | 
+**name** | **String** | The name of the product parent.  This should be globally unique, to make searching easier for the user. | 
+**parent** | Option<[**models::ProductParentId**](ProductParentId.md)> | The optional id of the parent of this product parent.  This must not form a cycle. | [optional]
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/ProductParentId.md b/crates/rocie-client/docs/ProductParentId.md
new file mode 100644
index 0000000..c9163f4
--- /dev/null
+++ b/crates/rocie-client/docs/ProductParentId.md
@@ -0,0 +1,11 @@
+# ProductParentId
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**value** | [**uuid::Uuid**](uuid::Uuid.md) |  | 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/ProductParentStub.md b/crates/rocie-client/docs/ProductParentStub.md
new file mode 100644
index 0000000..c15118e
--- /dev/null
+++ b/crates/rocie-client/docs/ProductParentStub.md
@@ -0,0 +1,13 @@
+# ProductParentStub
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**description** | Option<**String**> | A description. | [optional]
+**name** | **String** | The name of the product parent | 
+**parent** | Option<[**models::ProductParentId**](ProductParentId.md)> | A parent of this product parent, otherwise the parent will be the root of the parent tree. | [optional]
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/ProductStub.md b/crates/rocie-client/docs/ProductStub.md
index 8bed531..10d783b 100644
--- a/crates/rocie-client/docs/ProductStub.md
+++ b/crates/rocie-client/docs/ProductStub.md
@@ -6,7 +6,7 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **description** | Option<**String**> | A description. | [optional]
 **name** | **String** | The name of the product | 
-**parent** | Option<[**models::ProductId**](ProductId.md)> | A parent of this product, otherwise the parent will be the root of the parent tree. | [optional]
+**parent** | Option<[**models::ProductParentId**](ProductParentId.md)> | A parent of this product, otherwise the parent will be the root of the parent tree. | [optional]
 **unit_property** | [**models::UnitPropertyId**](UnitPropertyId.md) | The Unit Property to use for this product. | 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/crates/rocie-client/docs/Recipe.md b/crates/rocie-client/docs/Recipe.md
new file mode 100644
index 0000000..d179f97
--- /dev/null
+++ b/crates/rocie-client/docs/Recipe.md
@@ -0,0 +1,13 @@
+# Recipe
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**content** | **String** |  | 
+**id** | [**models::RecipeId**](RecipeId.md) |  | 
+**path** | **String** |  | 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/RecipeId.md b/crates/rocie-client/docs/RecipeId.md
new file mode 100644
index 0000000..5211596
--- /dev/null
+++ b/crates/rocie-client/docs/RecipeId.md
@@ -0,0 +1,11 @@
+# RecipeId
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**value** | [**uuid::Uuid**](uuid::Uuid.md) |  | 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/RecipeStub.md b/crates/rocie-client/docs/RecipeStub.md
new file mode 100644
index 0000000..4545fff
--- /dev/null
+++ b/crates/rocie-client/docs/RecipeStub.md
@@ -0,0 +1,12 @@
+# RecipeStub
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**content** | **String** | The content of this recipe, in cooklang format | 
+**path** | **String** | The path the recipe should have | 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/crates/rocie-client/docs/UnitPropertyStub.md b/crates/rocie-client/docs/UnitPropertyStub.md
index 8f6bcbe..0fae3f7 100644
--- a/crates/rocie-client/docs/UnitPropertyStub.md
+++ b/crates/rocie-client/docs/UnitPropertyStub.md
@@ -4,8 +4,8 @@
 
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
-**description** | Option<**String**> |  | [optional]
-**name** | **String** |  | 
+**description** | Option<**String**> | An optional description of the unit property. | [optional]
+**name** | **String** | The name of the unit property. | 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
 
diff --git a/crates/rocie-client/src/apis/api_get_product_api.rs b/crates/rocie-client/src/apis/api_get_product_api.rs
index 2e18d8a..a4bf9b8 100644
--- a/crates/rocie-client/src/apis/api_get_product_api.rs
+++ b/crates/rocie-client/src/apis/api_get_product_api.rs
@@ -41,10 +41,36 @@ pub enum ProductSuggestionByNameError {
     UnknownValue(serde_json::Value),
 }
 
-/// struct for typed errors of method [`products`]
+/// struct for typed errors of method [`products_by_product_parent_id_direct`]
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
-pub enum ProductsError {
+pub enum ProductsByProductParentIdDirectError {
+    Status404(),
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`products_by_product_parent_id_indirect`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductsByProductParentIdIndirectError {
+    Status404(),
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`products_in_storage`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductsInStorageError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`products_registered`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductsRegisteredError {
     Status500(String),
     UnknownValue(serde_json::Value),
 }
@@ -158,9 +184,117 @@ pub async fn product_suggestion_by_name(configuration: &configuration::Configura
     }
 }
 
-pub async fn products(configuration: &configuration::Configuration, ) -> Result<Vec<models::Product>, Error<ProductsError>> {
+/// This will only return products directly associated with this product parent id
+pub async fn products_by_product_parent_id_direct(configuration: &configuration::Configuration, id: models::ProductParentId) -> Result<Vec<models::Product>, Error<ProductsByProductParentIdDirectError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_id = id;
+
+    let uri_str = format!("{}/product/by-product-parent-id-direct/{id}", configuration.base_path, id=p_id.to_string());
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::Product&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::Product&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductsByProductParentIdDirectError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+/// This will also return all products below this product parent id
+pub async fn products_by_product_parent_id_indirect(configuration: &configuration::Configuration, id: models::ProductParentId) -> Result<Vec<models::Product>, Error<ProductsByProductParentIdIndirectError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_id = id;
+
+    let uri_str = format!("{}/product/by-product-parent-id-indirect/{id}", configuration.base_path, id=p_id.to_string());
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::Product&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::Product&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductsByProductParentIdIndirectError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+pub async fn products_in_storage(configuration: &configuration::Configuration, ) -> Result<Vec<models::Product>, Error<ProductsInStorageError>> {
+
+    let uri_str = format!("{}/products_in_storage/", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::Product&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::Product&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductsInStorageError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+pub async fn products_registered(configuration: &configuration::Configuration, ) -> Result<Vec<models::Product>, Error<ProductsRegisteredError>> {
 
-    let uri_str = format!("{}/products/", configuration.base_path);
+    let uri_str = format!("{}/products_registered/", configuration.base_path);
     let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
 
     if let Some(ref user_agent) = configuration.user_agent {
@@ -187,7 +321,7 @@ pub async fn products(configuration: &configuration::Configuration, ) -> Result<
         }
     } else {
         let content = resp.text().await?;
-        let entity: Option<ProductsError> = serde_json::from_str(&content).ok();
+        let entity: Option<ProductsRegisteredError> = serde_json::from_str(&content).ok();
         Err(Error::ResponseError(ResponseContent { status, content, entity }))
     }
 }
diff --git a/crates/rocie-client/src/apis/api_get_product_parent_api.rs b/crates/rocie-client/src/apis/api_get_product_parent_api.rs
new file mode 100644
index 0000000..6adc6e1
--- /dev/null
+++ b/crates/rocie-client/src/apis/api_get_product_parent_api.rs
@@ -0,0 +1,146 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+
+use reqwest;
+use serde::{Deserialize, Serialize, de::Error as _};
+use crate::{apis::ResponseContent, models};
+use super::{Error, configuration, ContentType};
+
+
+/// struct for typed errors of method [`product_parents`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductParentsError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`product_parents_toplevel`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductParentsToplevelError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`product_parents_under`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum ProductParentsUnderError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+
+pub async fn product_parents(configuration: &configuration::Configuration, ) -> Result<Vec<models::ProductParent>, Error<ProductParentsError>> {
+
+    let uri_str = format!("{}/product_parents/", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductParentsError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+pub async fn product_parents_toplevel(configuration: &configuration::Configuration, ) -> Result<Vec<models::ProductParent>, Error<ProductParentsToplevelError>> {
+
+    let uri_str = format!("{}/product_parents_toplevel/", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductParentsToplevelError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+pub async fn product_parents_under(configuration: &configuration::Configuration, id: models::ProductParentId) -> Result<Vec<models::ProductParent>, Error<ProductParentsUnderError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_id = id;
+
+    let uri_str = format!("{}/product_parents_under/{id}", configuration.base_path, id=p_id.to_string());
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::ProductParent&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<ProductParentsUnderError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
diff --git a/crates/rocie-client/src/apis/api_get_recipe_api.rs b/crates/rocie-client/src/apis/api_get_recipe_api.rs
new file mode 100644
index 0000000..f29a2ce
--- /dev/null
+++ b/crates/rocie-client/src/apis/api_get_recipe_api.rs
@@ -0,0 +1,105 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+
+use reqwest;
+use serde::{Deserialize, Serialize, de::Error as _};
+use crate::{apis::ResponseContent, models};
+use super::{Error, configuration, ContentType};
+
+
+/// struct for typed errors of method [`recipe_by_id`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum RecipeByIdError {
+    Status404(),
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+/// struct for typed errors of method [`recipes`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum RecipesError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+
+pub async fn recipe_by_id(configuration: &configuration::Configuration, id: models::RecipeId) -> Result<models::Recipe, Error<RecipeByIdError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_id = id;
+
+    let uri_str = format!("{}/recipe/by-id/{id}", configuration.base_path, id=p_id.to_string());
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `models::Recipe`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `models::Recipe`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<RecipeByIdError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
+pub async fn recipes(configuration: &configuration::Configuration, ) -> Result<models::Recipe, Error<RecipesError>> {
+
+    let uri_str = format!("{}/recipe/all", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `models::Recipe`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `models::Recipe`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<RecipesError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
diff --git a/crates/rocie-client/src/apis/api_get_unit_api.rs b/crates/rocie-client/src/apis/api_get_unit_api.rs
index 927b883..df25b47 100644
--- a/crates/rocie-client/src/apis/api_get_unit_api.rs
+++ b/crates/rocie-client/src/apis/api_get_unit_api.rs
@@ -32,6 +32,14 @@ pub enum UnitsError {
     UnknownValue(serde_json::Value),
 }
 
+/// struct for typed errors of method [`units_by_property_id`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum UnitsByPropertyIdError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
 
 pub async fn unit_by_id(configuration: &configuration::Configuration, id: models::UnitId) -> Result<models::Unit, Error<UnitByIdError>> {
     // add a prefix to parameters to efficiently prevent name collisions
@@ -103,3 +111,39 @@ pub async fn units(configuration: &configuration::Configuration, ) -> Result<Vec
     }
 }
 
+pub async fn units_by_property_id(configuration: &configuration::Configuration, id: models::UnitPropertyId) -> Result<Vec<models::Unit>, Error<UnitsByPropertyIdError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_id = id;
+
+    let uri_str = format!("{}/units-by-property/{id}", configuration.base_path, id=p_id.to_string());
+    let mut req_builder = configuration.client.request(reqwest::Method::GET, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `Vec&lt;models::Unit&gt;`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `Vec&lt;models::Unit&gt;`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<UnitsByPropertyIdError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
diff --git a/crates/rocie-client/src/apis/api_set_product_parent_api.rs b/crates/rocie-client/src/apis/api_set_product_parent_api.rs
new file mode 100644
index 0000000..a537941
--- /dev/null
+++ b/crates/rocie-client/src/apis/api_set_product_parent_api.rs
@@ -0,0 +1,63 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+
+use reqwest;
+use serde::{Deserialize, Serialize, de::Error as _};
+use crate::{apis::ResponseContent, models};
+use super::{Error, configuration, ContentType};
+
+
+/// struct for typed errors of method [`register_product_parent`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum RegisterProductParentError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+
+pub async fn register_product_parent(configuration: &configuration::Configuration, product_parent_stub: models::ProductParentStub) -> Result<models::ProductParentId, Error<RegisterProductParentError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_product_parent_stub = product_parent_stub;
+
+    let uri_str = format!("{}/product_parent/new", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::POST, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+    req_builder = req_builder.json(&p_product_parent_stub);
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `models::ProductParentId`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `models::ProductParentId`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<RegisterProductParentError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
diff --git a/crates/rocie-client/src/apis/api_set_recipe_api.rs b/crates/rocie-client/src/apis/api_set_recipe_api.rs
new file mode 100644
index 0000000..519f90e
--- /dev/null
+++ b/crates/rocie-client/src/apis/api_set_recipe_api.rs
@@ -0,0 +1,63 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+
+use reqwest;
+use serde::{Deserialize, Serialize, de::Error as _};
+use crate::{apis::ResponseContent, models};
+use super::{Error, configuration, ContentType};
+
+
+/// struct for typed errors of method [`add_recipe`]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(untagged)]
+pub enum AddRecipeError {
+    Status500(String),
+    UnknownValue(serde_json::Value),
+}
+
+
+pub async fn add_recipe(configuration: &configuration::Configuration, recipe_stub: models::RecipeStub) -> Result<models::RecipeId, Error<AddRecipeError>> {
+    // add a prefix to parameters to efficiently prevent name collisions
+    let p_recipe_stub = recipe_stub;
+
+    let uri_str = format!("{}/recipe/new", configuration.base_path);
+    let mut req_builder = configuration.client.request(reqwest::Method::POST, &uri_str);
+
+    if let Some(ref user_agent) = configuration.user_agent {
+        req_builder = req_builder.header(reqwest::header::USER_AGENT, user_agent.clone());
+    }
+    req_builder = req_builder.json(&p_recipe_stub);
+
+    let req = req_builder.build()?;
+    let resp = configuration.client.execute(req).await?;
+
+    let status = resp.status();
+    let content_type = resp
+        .headers()
+        .get("content-type")
+        .and_then(|v| v.to_str().ok())
+        .unwrap_or("application/octet-stream");
+    let content_type = super::ContentType::from(content_type);
+
+    if !status.is_client_error() && !status.is_server_error() {
+        let content = resp.text().await?;
+        match content_type {
+            ContentType::Json => serde_json::from_str(&content).map_err(Error::from),
+            ContentType::Text => return Err(Error::from(serde_json::Error::custom("Received `text/plain` content type response that cannot be converted to `models::RecipeId`"))),
+            ContentType::Unsupported(unknown_type) => return Err(Error::from(serde_json::Error::custom(format!("Received `{unknown_type}` content type response that cannot be converted to `models::RecipeId`")))),
+        }
+    } else {
+        let content = resp.text().await?;
+        let entity: Option<AddRecipeError> = serde_json::from_str(&content).ok();
+        Err(Error::ResponseError(ResponseContent { status, content, entity }))
+    }
+}
+
diff --git a/crates/rocie-client/src/apis/mod.rs b/crates/rocie-client/src/apis/mod.rs
index 0853432..13e70ba 100644
--- a/crates/rocie-client/src/apis/mod.rs
+++ b/crates/rocie-client/src/apis/mod.rs
@@ -113,10 +113,14 @@ impl From<&str> for ContentType {
 
 pub mod api_get_inventory_api;
 pub mod api_get_product_api;
+pub mod api_get_product_parent_api;
+pub mod api_get_recipe_api;
 pub mod api_get_unit_api;
 pub mod api_get_unit_property_api;
 pub mod api_set_barcode_api;
 pub mod api_set_product_api;
+pub mod api_set_product_parent_api;
+pub mod api_set_recipe_api;
 pub mod api_set_unit_api;
 pub mod api_set_unit_property_api;
 
diff --git a/crates/rocie-client/src/implies.rs b/crates/rocie-client/src/implies.rs
index 382b8ca..e9de0ea 100644
--- a/crates/rocie-client/src/implies.rs
+++ b/crates/rocie-client/src/implies.rs
@@ -1,6 +1,6 @@
 use std::fmt::Display;
 
-use crate::models::{BarcodeId, ProductId, UnitId, UnitPropertyId};
+use crate::models::{BarcodeId, ProductId, ProductParentId, RecipeId, UnitId, UnitPropertyId};
 
 // TODO(@bpeetz): The client generator should just do this. <2025-09-23>
 
@@ -31,3 +31,17 @@ impl Display for UnitPropertyId {
     }
 }
 impl Copy for UnitPropertyId {}
+
+impl Display for ProductParentId {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        self.value.fmt(f)
+    }
+}
+impl Copy for ProductParentId {}
+
+impl Display for RecipeId {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        self.value.fmt(f)
+    }
+}
+impl Copy for RecipeId {}
diff --git a/crates/rocie-client/src/models/mod.rs b/crates/rocie-client/src/models/mod.rs
index 4eabdfc..e053411 100644
--- a/crates/rocie-client/src/models/mod.rs
+++ b/crates/rocie-client/src/models/mod.rs
@@ -8,8 +8,20 @@ pub mod product_amount;
 pub use self::product_amount::ProductAmount;
 pub mod product_id;
 pub use self::product_id::ProductId;
+pub mod product_parent;
+pub use self::product_parent::ProductParent;
+pub mod product_parent_id;
+pub use self::product_parent_id::ProductParentId;
+pub mod product_parent_stub;
+pub use self::product_parent_stub::ProductParentStub;
 pub mod product_stub;
 pub use self::product_stub::ProductStub;
+pub mod recipe;
+pub use self::recipe::Recipe;
+pub mod recipe_id;
+pub use self::recipe_id::RecipeId;
+pub mod recipe_stub;
+pub use self::recipe_stub::RecipeStub;
 pub mod unit;
 pub use self::unit::Unit;
 pub mod unit_amount;
diff --git a/crates/rocie-client/src/models/product.rs b/crates/rocie-client/src/models/product.rs
index 251046c..2ab9445 100644
--- a/crates/rocie-client/src/models/product.rs
+++ b/crates/rocie-client/src/models/product.rs
@@ -18,14 +18,17 @@ pub struct Product {
     #[serde(rename = "associated_bar_codes")]
     pub associated_bar_codes: Vec<models::Barcode>,
     /// An optional description of this product.
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     /// The id of the product.
     #[serde(rename = "id")]
     pub id: models::ProductId,
     /// The name of the product.  This should be globally unique, to make searching easier for the user.
     #[serde(rename = "name")]
     pub name: String,
+    /// The parent this product has.  This is effectively it's anchor in the product DAG.
+    #[serde(rename = "parent", skip_serializing_if = "Option::is_none")]
+    pub parent: Option<models::ProductParentId>,
     /// The property this product is measured in.  (This is probably always either Mass, Volume or Quantity).
     #[serde(rename = "unit_property")]
     pub unit_property: models::UnitPropertyId,
@@ -39,6 +42,7 @@ impl Product {
             description: None,
             id,
             name,
+            parent: None,
             unit_property,
         }
     }
diff --git a/crates/rocie-client/src/models/product_parent.rs b/crates/rocie-client/src/models/product_parent.rs
new file mode 100644
index 0000000..7ce26c9
--- /dev/null
+++ b/crates/rocie-client/src/models/product_parent.rs
@@ -0,0 +1,42 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+/// ProductParent : The grouping system for products.  Every Product can have a related parent, and every parent can have a parent themselves. As such, the products list constructs a DAG.
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct ProductParent {
+    /// An optional description of this product parent.
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    /// The id of the product parent.
+    #[serde(rename = "id")]
+    pub id: models::ProductParentId,
+    /// The name of the product parent.  This should be globally unique, to make searching easier for the user.
+    #[serde(rename = "name")]
+    pub name: String,
+    /// The optional id of the parent of this product parent.  This must not form a cycle.
+    #[serde(rename = "parent", skip_serializing_if = "Option::is_none")]
+    pub parent: Option<models::ProductParentId>,
+}
+
+impl ProductParent {
+    /// The grouping system for products.  Every Product can have a related parent, and every parent can have a parent themselves. As such, the products list constructs a DAG.
+    pub fn new(id: models::ProductParentId, name: String) -> ProductParent {
+        ProductParent {
+            description: None,
+            id,
+            name,
+            parent: None,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/product_parent_id.rs b/crates/rocie-client/src/models/product_parent_id.rs
new file mode 100644
index 0000000..1305117
--- /dev/null
+++ b/crates/rocie-client/src/models/product_parent_id.rs
@@ -0,0 +1,27 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct ProductParentId {
+    #[serde(rename = "value")]
+    pub value: uuid::Uuid,
+}
+
+impl ProductParentId {
+    pub fn new(value: uuid::Uuid) -> ProductParentId {
+        ProductParentId {
+            value,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/product_parent_stub.rs b/crates/rocie-client/src/models/product_parent_stub.rs
new file mode 100644
index 0000000..a874502
--- /dev/null
+++ b/crates/rocie-client/src/models/product_parent_stub.rs
@@ -0,0 +1,36 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct ProductParentStub {
+    /// A description.
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    /// The name of the product parent
+    #[serde(rename = "name")]
+    pub name: String,
+    /// A parent of this product parent, otherwise the parent will be the root of the parent tree.
+    #[serde(rename = "parent", skip_serializing_if = "Option::is_none")]
+    pub parent: Option<models::ProductParentId>,
+}
+
+impl ProductParentStub {
+    pub fn new(name: String) -> ProductParentStub {
+        ProductParentStub {
+            description: None,
+            name,
+            parent: None,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/product_stub.rs b/crates/rocie-client/src/models/product_stub.rs
index 0328076..76bc086 100644
--- a/crates/rocie-client/src/models/product_stub.rs
+++ b/crates/rocie-client/src/models/product_stub.rs
@@ -14,14 +14,14 @@ use serde::{Deserialize, Serialize};
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
 pub struct ProductStub {
     /// A description.
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     /// The name of the product
     #[serde(rename = "name")]
     pub name: String,
     /// A parent of this product, otherwise the parent will be the root of the parent tree.
-    #[serde(rename = "parent", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub parent: Option<Option<models::ProductId>>,
+    #[serde(rename = "parent", skip_serializing_if = "Option::is_none")]
+    pub parent: Option<models::ProductParentId>,
     /// The Unit Property to use for this product.
     #[serde(rename = "unit_property")]
     pub unit_property: models::UnitPropertyId,
diff --git a/crates/rocie-client/src/models/recipe.rs b/crates/rocie-client/src/models/recipe.rs
new file mode 100644
index 0000000..81cb6bd
--- /dev/null
+++ b/crates/rocie-client/src/models/recipe.rs
@@ -0,0 +1,33 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct Recipe {
+    #[serde(rename = "content")]
+    pub content: String,
+    #[serde(rename = "id")]
+    pub id: models::RecipeId,
+    #[serde(rename = "path")]
+    pub path: String,
+}
+
+impl Recipe {
+    pub fn new(content: String, id: models::RecipeId, path: String) -> Recipe {
+        Recipe {
+            content,
+            id,
+            path,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/recipe_id.rs b/crates/rocie-client/src/models/recipe_id.rs
new file mode 100644
index 0000000..7d13aed
--- /dev/null
+++ b/crates/rocie-client/src/models/recipe_id.rs
@@ -0,0 +1,27 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct RecipeId {
+    #[serde(rename = "value")]
+    pub value: uuid::Uuid,
+}
+
+impl RecipeId {
+    pub fn new(value: uuid::Uuid) -> RecipeId {
+        RecipeId {
+            value,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/recipe_stub.rs b/crates/rocie-client/src/models/recipe_stub.rs
new file mode 100644
index 0000000..e8e9c63
--- /dev/null
+++ b/crates/rocie-client/src/models/recipe_stub.rs
@@ -0,0 +1,32 @@
+/*
+ * rocie-server
+ *
+ * An enterprise grocery management system - server
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: benedikt.peetz@b-peetz.de
+ * Generated by: https://openapi-generator.tech
+ */
+
+use crate::models;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
+pub struct RecipeStub {
+    /// The content of this recipe, in cooklang format
+    #[serde(rename = "content")]
+    pub content: String,
+    /// The path the recipe should have
+    #[serde(rename = "path")]
+    pub path: String,
+}
+
+impl RecipeStub {
+    pub fn new(content: String, path: String) -> RecipeStub {
+        RecipeStub {
+            content,
+            path,
+        }
+    }
+}
+
diff --git a/crates/rocie-client/src/models/unit.rs b/crates/rocie-client/src/models/unit.rs
index 6361a1c..873cb33 100644
--- a/crates/rocie-client/src/models/unit.rs
+++ b/crates/rocie-client/src/models/unit.rs
@@ -14,8 +14,8 @@ use serde::{Deserialize, Serialize};
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
 pub struct Unit {
     /// Description of this unit.
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     /// The plural version of this unit's name. Is used by a value of two and more. (We do not support Slovenian dual numerus versions) E.g.:     Kilogram -> Kilograms     gram -> meters
     #[serde(rename = "full_name_plural")]
     pub full_name_plural: String,
diff --git a/crates/rocie-client/src/models/unit_property.rs b/crates/rocie-client/src/models/unit_property.rs
index f62012b..b4dfbe1 100644
--- a/crates/rocie-client/src/models/unit_property.rs
+++ b/crates/rocie-client/src/models/unit_property.rs
@@ -15,8 +15,8 @@ use serde::{Deserialize, Serialize};
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
 pub struct UnitProperty {
     /// An description of this property.
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     /// The unique ID for this unit property.
     #[serde(rename = "id")]
     pub id: models::UnitPropertyId,
diff --git a/crates/rocie-client/src/models/unit_property_stub.rs b/crates/rocie-client/src/models/unit_property_stub.rs
index be2d31e..c43d91e 100644
--- a/crates/rocie-client/src/models/unit_property_stub.rs
+++ b/crates/rocie-client/src/models/unit_property_stub.rs
@@ -13,8 +13,10 @@ use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
 pub struct UnitPropertyStub {
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    /// An optional description of the unit property.
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    /// The name of the unit property.
     #[serde(rename = "name")]
     pub name: String,
 }
diff --git a/crates/rocie-client/src/models/unit_stub.rs b/crates/rocie-client/src/models/unit_stub.rs
index aafad6c..162674f 100644
--- a/crates/rocie-client/src/models/unit_stub.rs
+++ b/crates/rocie-client/src/models/unit_stub.rs
@@ -13,8 +13,8 @@ use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize)]
 pub struct UnitStub {
-    #[serde(rename = "description", default, with = "::serde_with::rust::double_option", skip_serializing_if = "Option::is_none")]
-    pub description: Option<Option<String>>,
+    #[serde(rename = "description", skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     #[serde(rename = "full_name_plural")]
     pub full_name_plural: String,
     #[serde(rename = "full_name_singular")]