Fix prompt ordering for generate calls

frigate/genai/gemini.py

@@ -50,9 +50,9 @@ class GeminiClient(GenAIClient):
         response_format: Optional[dict] = None,
     ) -> Optional[str]:
         """Submit a request to Gemini."""
-        contents = [
+        contents = [prompt] + [
             types.Part.from_bytes(data=img, mime_type="image/jpeg") for img in images
-        ] + [prompt]
+        ]
         try:
             # Merge runtime_options into generation_config if provided
             generation_config_dict: dict[str, Any] = {"candidate_count": 1}

frigate/genai/openai.py

@@ -44,7 +44,12 @@ class OpenAIClient(GenAIClient):
     ) -> Optional[str]:
         """Submit a request to OpenAI."""
         encoded_images = [base64.b64encode(image).decode("utf-8") for image in images]
-        messages_content = []
+        messages_content: list[dict] = [
+            {
+                "type": "text",
+                "text": prompt,
+            }
+        ]
         for image in encoded_images:
             messages_content.append(
                 {
@@ -55,12 +60,6 @@ class OpenAIClient(GenAIClient):
                     },
                 }
             )
-        messages_content.append(
-            {
-                "type": "text",
-                "text": prompt,
-            }
-        )
         try:
             request_params = {
                 "model": self.genai_config.model,