Switch default linters to standard and retain misspell enablement, removing explicit enables for govet, errcheck, staticcheck, ineffassign, unused, and gosimple.
- Implemented `grokkit docs` command for generating language-specific documentation comments (godoc, PEP 257, Doxygen, etc.) with previews, backups, and auto-apply option
- Extracted message builder functions for commit, history, pr-describe, and review commands
- Added comprehensive unit tests for all command message builders (commit_test.go, docs_test.go, history_test.go, lint_test.go, prdescribe_test.go, review_test.go)
- Enforced 70% test coverage threshold in CI workflow
- Added .golangci.yml configuration with linters like govet, errcheck, staticcheck
- Updated Makefile to include -race in tests and add help target
- Updated README.md with new docs command details, workflows, and quality features
- Added .claude/ to .gitignore
- Configured default model for docs command in config.go
