web: update web interface for tv eps missing date

api/routes.py

@@ -18,7 +18,7 @@ from api.models import (
 from api.web_routes import (
     get_movies_list, get_tv_series_list, get_series_episodes, get_series_sources, get_missing_dates_report,
     get_dashboard_stats, update_movie_date, update_episode_date, bulk_update_source,
-    get_movie_date_options, get_episode_date_options
+    get_movie_date_options, get_episode_date_options, debug_series_date_distribution
 )
 
 
@@ -1059,6 +1059,11 @@ def register_routes(app, dependencies: dict):
         """Get list of available episode sources for filtering"""
         return await get_series_sources(dependencies)
     
+    @app.get("/api/debug/series-date-distribution")
+    async def _debug_series_dates():
+        """Debug endpoint showing TV series date distribution"""
+        return await debug_series_date_distribution(dependencies)
+    
     @app.get("/api/reports/missing-dates")
     async def _missing_dates_report():
         """Get report of content missing dateadded"""