Miscellaneous fixes (0.17 beta) (#21764)

* Add 640x640 Intel NPU stats

* use css instead of js for reviewed button hover state in filmstrip

* update copilot instructions to copy HA's format

* Set json schema for genai

---------

Co-authored-by: Nicolas Mowen <nickmowen213@gmail.com>

frigate/genai/__init__.py

@@ -140,7 +140,12 @@ Each line represents a detection state, not necessarily unique individuals. Pare
             ) as f:
                 f.write(context_prompt)
 
-        response = self._send(context_prompt, thumbnails)
+        json_schema = {
+            "name": "review_metadata",
+            "schema": ReviewMetadata.model_json_schema(),
+            "strict": True,
+        }
+        response = self._send(context_prompt, thumbnails, json_schema=json_schema)
 
         if debug_save and response:
             with open(
@@ -152,6 +157,8 @@ Each line represents a detection state, not necessarily unique individuals. Pare
                 f.write(response)
 
         if response:
+            # With JSON schema, response should already be valid JSON
+            # But keep regex cleanup as fallback for providers without schema support
             clean_json = re.sub(
                 r"\n?```$", "", re.sub(r"^```[a-zA-Z0-9]*\n?", "", response)
             )
@@ -284,8 +291,16 @@ Guidelines:
         """Initialize the client."""
         return None
 
-    def _send(self, prompt: str, images: list[bytes]) -> Optional[str]:
-        """Submit a request to the provider."""
+    def _send(
+        self, prompt: str, images: list[bytes], json_schema: Optional[dict] = None
+    ) -> Optional[str]:
+        """Submit a request to the provider.
+
+        Args:
+            prompt: The text prompt to send
+            images: List of image bytes to include
+            json_schema: Optional JSON schema for structured output (provider-specific support)
+        """
         return None
 
     def get_context_size(self) -> int: