Configuration Loading & Precedence

CLI Mode Precedence (highest to lowest)

1. Individual CLI flags (--ocr, --output-format, --chunk)
2. Inline JSON config (--config-json or --config-json-base64)
3. Config file (--config path.toml)
4. Auto-discovered config (xberg.{toml,yaml,json} in cwd/parents)
5. Default values

Server/MCP Mode Precedence

1. CLI arguments (--host, --port)
2. Environment variables (XBERG_HOST, XBERG_PORT)
3. Config file [server] section
4. Defaults (127.0.0.1:8000)

Config File Discovery