diff --git a/api/openapi.py b/api/openapi.py
index ad3163d..fc3ed2e 100644
--- a/api/openapi.py
+++ b/api/openapi.py
@@ -103,6 +103,19 @@ def extend_with_problem_and_cookie_auth(app: FastAPI) -> None:
                     if not any(isinstance(s, dict) and "cookieAuth" in s for s in security):
                         security.append({"cookieAuth": []})
 
+                    # Ensure the cookie parameter is documented as required integer (non-null)
+                    params = op.get("parameters")
+                    if isinstance(params, list):
+                        for p in params:
+                            if not isinstance(p, dict):
+                                continue
+                            if p.get("in") == "cookie" and p.get("name") == "user_id":
+                                p["required"] = True
+                                schema = p.setdefault("schema", {})
+                                if isinstance(schema, dict):
+                                    schema.clear()
+                                    schema.update({"type": "integer", "title": "User Id"})
+
         # Keep endpoint-specific schemas driven by route declarations only (no forced overrides)
 
         return spec
diff --git a/api/recipes.py b/api/recipes.py
index 849cf55..95293a8 100644
--- a/api/recipes.py
+++ b/api/recipes.py
@@ -79,8 +79,7 @@ async def load_full_recipe(conn: aiosqlite.Connection, id: int) -> Optional[reci
     async for ingredient in ingredients.find_ingredients_by_recipe_id(conn, id):
         r.ingredients.append(ingredient)
 
-    if r.created_by_id is not None:
-        r.created_by = await persons.get_by_id(conn, r.created_by_id)
+    r.created_by = await persons.get_by_id(conn, r.created_by_id)
 
     return r
 
diff --git a/common.py b/common.py
index faf3b9a..a029ad0 100644
--- a/common.py
+++ b/common.py
@@ -53,4 +53,4 @@ class Page(ApiModel, Generic[T]):
     items: List[T]
     next_cursor: Optional[str] = Field(default=None, alias="nextCursor")
     prev_cursor: Optional[str] = Field(default=None, alias="prevCursor")
-    total: Optional[int] = Field(default=None, description="Optional total count")
+    total: int = Field(default=0, description="Total count")
diff --git a/openapi.json b/openapi.json
index fb4b492..866a2bc 100644
--- a/openapi.json
+++ b/openapi.json
@@ -1866,16 +1866,10 @@
             "title": "Prevcursor"
           },
           "total": {
-            "anyOf": [
-              {
-                "type": "integer"
-              },
-              {
-                "type": "null"
-              }
-            ],
+            "type": "integer",
             "title": "Total",
-            "description": "Optional total count"
+            "description": "Total count",
+            "default": 0
           }
         },
         "type": "object",
@@ -1916,16 +1910,10 @@
             "title": "Prevcursor"
           },
           "total": {
-            "anyOf": [
-              {
-                "type": "integer"
-              },
-              {
-                "type": "null"
-              }
-            ],
+            "type": "integer",
             "title": "Total",
-            "description": "Optional total count"
+            "description": "Total count",
+            "default": 0
           }
         },
         "type": "object",
@@ -2046,17 +2034,6 @@
           "imgLarge": {
             "type": "string",
             "title": "Imglarge"
-          },
-          "rawData": {
-            "anyOf": [
-              {
-                "type": "object"
-              },
-              {
-                "type": "null"
-              }
-            ],
-            "title": "Rawdata"
           }
         },
         "type": "object",
@@ -2175,14 +2152,7 @@
             "title": "Datecreated"
           },
           "createdById": {
-            "anyOf": [
-              {
-                "type": "integer"
-              },
-              {
-                "type": "null"
-              }
-            ],
+            "type": "integer",
             "title": "Createdbyid"
           },
           "createdBy": {
@@ -2288,14 +2258,7 @@
             "title": "Datecreated"
           },
           "createdById": {
-            "anyOf": [
-              {
-                "type": "integer"
-              },
-              {
-                "type": "null"
-              }
-            ],
+            "type": "integer",
             "title": "Createdbyid"
           },
           "createdBy": {
diff --git a/products/models.py b/products/models.py
index ba7d662..0f5ac19 100644
--- a/products/models.py
+++ b/products/models.py
@@ -3,6 +3,7 @@ from __future__ import annotations
 from typing import ClassVar, List, Optional
 
 from common import ApiModel
+from pydantic import PrivateAttr
 
 
 class Product(ApiModel):
@@ -28,5 +29,13 @@ class Product(ApiModel):
     unit: str
     img_small: str
     img_large: str
-    # Non-persisted field used in tests and insert helper
-    raw_data: Optional[dict] = None
+    # Non-persisted field used in tests and insert helper (not part of public schema)
+    _raw_data: Optional[dict] = PrivateAttr(default=None)
+
+    @property
+    def raw_data(self) -> Optional[dict]:
+        return self._raw_data
+
+    @raw_data.setter
+    def raw_data(self, value: Optional[dict]) -> None:
+        self._raw_data = value
diff --git a/recipes/models.py b/recipes/models.py
index 91d6423..51eb420 100644
--- a/recipes/models.py
+++ b/recipes/models.py
@@ -36,7 +36,7 @@ class Recipe(ApiModel):
     date_created: datetime.datetime = Field(
         default_factory=lambda: datetime.datetime.now().astimezone()
     )
-    created_by_id: Optional[int]
+    created_by_id: int
     created_by: Optional[Person] = None
 
     date_hidden: Optional[datetime.datetime] = None