Add flask-limiter dependency and allow /health without login

app.py

@@ -203,9 +203,9 @@ cleanup_manager.register(dsc_messages)
 # ============================================
 
 @app.before_request
-def require_login():
-    # Routes that don't require login (to avoid infinite redirect loop)
-    allowed_routes = ['login', 'static', 'favicon', 'health']
+def require_login():
+    # Routes that don't require login (to avoid infinite redirect loop)
+    allowed_routes = ['login', 'static', 'favicon', 'health', 'health_check']
 
     # If user is not logged in and the current route is not allowed...
     if 'logged_in' not in session and request.endpoint not in allowed_routes:
@@ -710,4 +710,4 @@ def main() -> None:
         debug=args.debug,
         threaded=True,
         load_dotenv=False,
-    )
+    )

requirements.txt

@@ -1,8 +1,8 @@
 # Core dependencies
-flask>=2.0.0
-flask-limiter>=2.5.4
-requests>=2.28.0
-Werkzeug>=3.1.5
+flask>=2.0.0
+requests>=2.28.0
+flask-limiter
+psycopg2-binary>=2.9.9
 
 # BLE scanning with manufacturer data detection (optional - for TSCM)
 bleak>=0.21.0