Jul 10 - Update codes to catch up with the single tenant project

app/__init__.py

@@ -32,6 +32,12 @@ def create_app(config_name='default'):
     app = Flask(__name__)
     app.config.from_object(config[config_name])
 
+    # Unwrap X-Forwarded-For / X-Forwarded-Proto set by Nginx so Flask sees
+    # the real client IP (needed for rate limiting and fail2ban logging) and
+    # the real scheme (needed for HTTPS URL generation in emails).
+    from werkzeug.middleware.proxy_fix import ProxyFix
+    app.wsgi_app = ProxyFix(app.wsgi_app, x_for=1, x_proto=1, x_host=1)
+
     db.init_app(app)
     login_manager.init_app(app)
     migrate.init_app(app, db)