silverwind 9ce5604e4c Improve CLI help text and flags (#139) ...

## Summary
- Replace default `flag.Usage` with custom 2-column layout using `text/tabwriter`
- Add short and long aliases for all CLI flags
- Add environment variables section with sorted entries
- Handle `-version` flag in `Execute()`

## Sample output
```
Usage: gitea-mcp [options]

Options:
  -t, -transport <type>   Transport type: stdio or http (default: stdio)
  -H, -host <url>         Gitea host URL (default: https://gitea.com)
  -p, -port <number>      HTTP server port (default: 8080)
  -T, -token <token>      Personal access token
  -r, -read-only          Expose only read-only tools
  -d, -debug              Enable debug mode
  -k, -insecure           Ignore TLS certificate errors
  -v, -version            Print version and exit

Environment variables:
  GITEA_ACCESS_TOKEN   Provide access token
  GITEA_DEBUG          Set to 'true' for debug mode
  GITEA_HOST           Override Gitea host URL
  GITEA_INSECURE       Set to 'true' to ignore TLS errors
  GITEA_READONLY       Set to 'true' for read-only mode
  MCP_MODE             Override transport mode
```

*Created by Claude on behalf of @silverwind*

Reviewed-on: https://gitea.com/gitea/gitea-mcp/pulls/139
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: silverwind <me@silverwind.io>
Co-committed-by: silverwind <me@silverwind.io>

2026-02-26 18:49:37 +00:00

..

cmd.go

Improve CLI help text and flags (#139)

2026-02-26 18:49:37 +00:00