feat: add forward authentication configuration and UI

- Introduced ForwardAuthConfig model to store global forward authentication settings.
- Updated Manager to fetch and apply forward authentication configuration.
- Added ForwardAuthHandler to create a reverse proxy handler for authentication.
- Enhanced ProxyHost model to include forward authentication options.
- Created Security page and ForwardAuthSettings component for managing authentication settings.
- Implemented API endpoints for fetching and updating forward authentication configuration.
- Added tests for new functionality including validation and error handling.
- Updated frontend components to support forward authentication settings.

tools/python_compile_check.sh

@@ -1,12 +1,26 @@
 #!/usr/bin/env bash
-set -euo pipefail
+set -u
 
-# Run python -m compileall quietly to catch syntax errors in the repo.
+# Find python executable
 if command -v python3 &>/dev/null; then
-    python3 -m compileall -q .
+    PYTHON_CMD="python3"
 elif command -v python &>/dev/null; then
-    python -m compileall -q .
+    PYTHON_CMD="python"
 else
-    echo "Error: neither python3 nor python found."
+    echo "Error: neither python3 nor python found." >&2
     exit 1
 fi
+
+# Run compileall and capture output
+# We capture both stdout and stderr
+OUTPUT=$($PYTHON_CMD -m compileall -q . 2>&1)
+EXIT_CODE=$?
+
+if [ $EXIT_CODE -ne 0 ]; then
+    echo "Python compile check FAILED (Exit Code: $EXIT_CODE)" >&2
+    echo "Output:" >&2
+    echo "$OUTPUT" >&2
+    exit $EXIT_CODE
+fi
+
+exit 0