* Add environment variables docs and missing options to README (silverwind)
* Gracefully handle forge API errors in actions and URL dep checking (silverwind)
* Add --timeout (-T) CLI option for network request timeout (silverwind)
* Add support for Go `replace` directive targets as updatable dependencies (silverwind)
* Strip v prefix from act mode output (silverwind)
* Move highlightDiff to utils with boundary-aware prefix matching (silverwind)
* Rename mode `actions` to `act` (silverwind)
* Fix tests using -C (cooldown) instead of -n (no-color) (silverwind)
* Add positional file arguments as alternative to -f (silverwind)
* update deps (silverwind)
* Add mock route for tj-actions/changed-files tags in tests (silverwind)
* move test (silverwind)
* Refactor: extract mode-specific code into modes/ directory (silverwind)
* Add actions mode for checking GitHub/Gitea/Forgejo Actions updates (silverwind)