progression 50% pour evolution des joueurs

app/local_postgres.py

@@ -415,14 +415,23 @@ def start() -> str:
     # 3. Create the application database (idempotent).
     _create_database()
 
-    # 4. Register cleanup.
+    # 4. Register cleanup (only in the *parent* process, not the reloader
+    #    worker — the worker registers its own and tears the database down
+    #    behind any sibling process that is still connected).
+    #
+    #    The Werkzeug reloader sets WERKZEUG_RUN_MAIN=true in the worker
+    #    process and leaves it unset (or false) in the watcher process that
+    #    acts as the parent.  We want the cleanup on the *actual process
+    #    lifecycle*, i.e. when the watcher exits, not every time the
+    #    reloader restarts the worker.
     if not _started:
         _started = True
-        atexit.register(_stop)
-        with contextlib.suppress(ValueError, OSError):
-            signal.signal(signal.SIGINT, _stop)
-        with contextlib.suppress(AttributeError, ValueError, OSError):
-            signal.signal(signal.SIGBREAK, _stop)  # type: ignore[attr-defined]
+        if os.environ.get('WERKZEUG_RUN_MAIN', '').lower() != 'true':
+            atexit.register(_stop)
+            with contextlib.suppress(ValueError, OSError):
+                signal.signal(signal.SIGINT, _stop)
+            with contextlib.suppress(AttributeError, ValueError, OSError):
+                signal.signal(signal.SIGBREAK, _stop)  # type: ignore[attr-defined]
 
     logger.info('Local PostgreSQL ready — DATABASE_URL=%s', DATABASE_URL)
     return DATABASE_URL