Toggle map-show

app.py

@@ -27,6 +27,10 @@ def create_app():
     with app.app_context():
         db.create_all()
 
+    @app.context_processor
+    def inject_settings():
+        return {"show_map": app.config["SHOW_MAP"]}
+
     register_routes(app)
     register_cli(app)
     return app