Create model for review description output

frigate/data_processing/post/types.py

@@ -0,0 +1,16 @@
+from pydantic import BaseModel, Field
+
+
+class ReviewMetadata(BaseModel):
+    scene: str = Field(
+        description="A concise summary of the overall scene. This should be a single string of text."
+    )
+    action: str = Field(
+        description="A concise description of the primary action or event happening in the scene. This should be a single string of text."
+    )
+    potential_threat_level: int | None = Field(
+        default=None,
+        ge=0,
+        le=3,
+        description="An integer representing the potential threat level (0-3). 0: No threat. 1: Minor anomaly. 2: Moderate concern. 3: High threat. Only include this field if a clear security concern is observable; otherwise, omit it.",
+    )