Add inline media previews for runs list and detail page

- Run card shows thumbnail previews for inputs and output
- Run detail shows output media inline (image/video/audio)
- Add audio detection (MP3, FLAC, OGG, WAV) to detect_media_type
- Add debug logging for recipe count on home page
- Add console.log debugging for DAG elements

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

app/routers/home.py

@@ -43,11 +43,15 @@ async def home(request: Request):
         try:
             from ..services.recipe_service import RecipeService
             from ..dependencies import get_redis_client, get_cache_manager
+            import logging
+            logger = logging.getLogger(__name__)
             recipe_service = RecipeService(get_redis_client(), get_cache_manager())
             recipes = await recipe_service.list_recipes(user.actor_id)
             stats["recipes"] = len(recipes)
-        except Exception:
-            pass
+            logger.info(f"Home page: found {len(recipes)} recipes for {user.actor_id}")
+        except Exception as e:
+            import logging
+            logging.getLogger(__name__).error(f"Failed to get recipe count: {e}")
         try:
             from ..services.run_service import RunService
             from ..dependencies import get_redis_client, get_cache_manager