Add CHANGELOG.md and fix golangci-lint compatibility with Go 1.25

- Add comprehensive CHANGELOG.md based on git tag history
  - Document all releases from v0.0.1 to v1.2.10
  - Include unreleased changes (CLAUDE.md, version management, Go 1.25 upgrade)
  - Follow Keep a Changelog format with semantic versioning
  - Add comparison links for all versions

- Update golangci-lint-action from v3 to v6
  - Fix compatibility with Go 1.25
  - Remove deprecated output format argument
  - Resolve "Go language version used to build golangci-lint is lower than targeted Go version" error

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: kwent

.github/workflows/lint.yml

@@ -18,10 +18,9 @@ jobs:
           go-version: 1.25
         id: go
       - name: Run Golangci Linter
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v6
         with:
           version: latest
-          args: --out-format=colored-line-number
   gomod:
     runs-on: ubuntu-latest
     steps:

CHANGELOG.md

@@ -0,0 +1,243 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+### Added
+- Add CLAUDE.md documentation for Claude Code assistance
+- Add version management helpers and Makefile improvements
+  - Add `scripts/bump-version.sh` for automated semantic versioning
+  - Add new Makefile targets: `version-show`, `version-patch/minor/major`, `release-patch/minor/major`
+  - Add help target with self-documenting commands
+
+### Changed
+- Update Go to 1.25 and upgrade all dependencies
+  - github.com/spf13/cobra: v1.9.1 → v1.10.1
+  - github.com/stretchr/testify: v1.10.0 → v1.11.1
+  - github.com/oapi-codegen/oapi-codegen/v2: v2.4.1 → v2.5.1
+  - github.com/getkin/kin-openapi: v0.132.0 → v0.133.0
+  - golang.org/x/sys: v0.33.0 → v0.37.0
+  - golang.org/x/text: v0.25.0 → v0.30.0
+
+## [v1.2.10] - 2025-06-04
+
+### Fixed
+- Fix panic in key-value parsing for refs and labels
+- Fix pulse command usage in help text
+
+## [v1.2.9] - 2025-06-04
+
+### Changed
+- Update the version number
+- Merge pull request #11 from er0k/fix-go-install-instructions
+
+## [v1.2.8] - 2025-06-04
+
+### Fixed
+- Fix GoReleaser configuration for static binary builds
+
+## [v1.2.7] - 2025-06-04
+
+### Changed
+- Update GitHub workflows to Go 1.24 and fix deprecated lint format
+- Clean up dependencies with go mod tidy
+- Fix linting issues
+- Upgrade to Go 1.24 and fix static linking for binary compatibility
+- Add .claude to gitignore
+- Fix typo in README: correct ROOTLY_REFS environment variable
+
+## [v1.2.6] - 2025-02-18
+
+### Changed
+- Upgrade to Go 1.23
+
+## [v1.2.5] - 2025-02-18
+
+### Changed
+- Upgrade to Go 1.23
+
+## [v1.2.4] - 2024-07-22
+
+### Changed
+- Upgrade dependencies
+
+## [v1.2.3] - 2024-06-04
+
+### Changed
+- Upgrade to Go 1.22
+
+## [v1.2.2] - 2024-06-04
+
+### Changed
+- Upgrade dependencies
+
+## [v1.2.1] - 2024-02-09
+
+### Changed
+- Get values from ENV first (prioritize environment variables)
+
+## [v1.2.0] - 2023-11-03
+
+### Fixed
+- Statically compile binary for better compatibility
+
+## [v1.1.9] - 2023-11-03
+
+### Fixed
+- Use golang alpine image for Docker builds
+
+## [v1.1.8] - 2023-11-02
+
+### Changed
+- Upgrade rootly-go and all other dependencies
+
+## [v1.1.7] - 2022-05-17
+
+### Fixed
+- Run go mod tidy to clean up dependencies
+
+## [v1.1.6] - 2021-10-17
+
+### Fixed
+- Run go mod tidy to clean up dependencies
+
+## [v1.1.5] - 2021-09-18
+
+### Added
+- Add go install method of installation to documentation
+
+## [v1.1.4] - 2021-08-07
+
+### Changed
+- Change organization from rootly-io to rootlyhq
+
+## [v1.1.3] - 2021-07-29
+
+### Added
+- Add release target to scripts
+
+### Changed
+- Upgrade all dependencies
+
+## [v1.1.1] - 2021-04-14
+
+### Changed
+- Upgrade all dependencies
+
+## [v1.1.0] - 2021-04-10
+
+### Added
+- Add source and refs inputs for pulses
+- Default source is now "cli"
+
+### Changed
+- Update GitHub action example documentation
+
+## [v1.0.1] - 2021-02-24
+
+### Added
+- Add install script for easy installation
+
+### Fixed
+- Fix go report card badge
+- Fix pulse run example in documentation
+- Remove pulse-run from pulse example
+
+## [v1.0.0] - 2021-02-24
+
+### Added
+- Add LICENSE file
+- Add CONTRIBUTING documentation
+- Add `--version` flag to check for updates
+- Add debug and quiet/silent log modes
+- Add complete pulse and pulse-run commands
+- Add label support with key-value pairs
+- Add environment and service flags
+- Add API host configuration
+
+### Changed
+- Refactor entire config system
+- Force key format in labels (lowercase with underscores)
+- Upgrade to go1.16
+- Switch to golangci-lint v2.5.0
+
+### Fixed
+- Fix multiple bug fixes and improvements
+- Improve error handling for CreatePulse
+- Handle failed environment IDs and service IDs properly
+
+## [v0.0.4] - 2021-02-23
+
+### Changed
+- Run go mod tidy
+
+### Fixed
+- Small bug fixes and rootly-go upgrade
+- Fix environment variable tests
+- Add api-host flag
+- Change environment variable prefix to ROOTLY_
+
+## [v0.0.3] - 2021-02-22
+
+### Added
+- Add comprehensive documentation
+
+### Fixed
+- Fix goreleaser configuration
+- Change binary goreleaser build name to rootly
+
+## [v0.0.2] - 2021-02-22
+
+### Changed
+- Group array flags under one flag
+
+### Fixed
+- Properly handle failed environment IDs and service IDs
+- Check for correct status code in requests
+
+### Added
+- Get summary if running in GitHub Action
+- Improve flag descriptions
+- Prep for GitHub Action integration
+
+## [v0.0.1] - 2021-02-21
+
+### Added
+- Initial release
+- Basic pulse command functionality
+- Docker support
+- CI/CD pipeline
+- Unit tests
+- Linting with golangci-lint and hadolint
+
+[Unreleased]: https://github.com/rootlyhq/cli/compare/v1.2.10...HEAD
+[v1.2.10]: https://github.com/rootlyhq/cli/compare/v1.2.9...v1.2.10
+[v1.2.9]: https://github.com/rootlyhq/cli/compare/v1.2.8...v1.2.9
+[v1.2.8]: https://github.com/rootlyhq/cli/compare/v1.2.7...v1.2.8
+[v1.2.7]: https://github.com/rootlyhq/cli/compare/v1.2.6...v1.2.7
+[v1.2.6]: https://github.com/rootlyhq/cli/compare/v1.2.5...v1.2.6
+[v1.2.5]: https://github.com/rootlyhq/cli/compare/v1.2.4...v1.2.5
+[v1.2.4]: https://github.com/rootlyhq/cli/compare/v1.2.3...v1.2.4
+[v1.2.3]: https://github.com/rootlyhq/cli/compare/v1.2.2...v1.2.3
+[v1.2.2]: https://github.com/rootlyhq/cli/compare/v1.2.1...v1.2.2
+[v1.2.1]: https://github.com/rootlyhq/cli/compare/v1.2.0...v1.2.1
+[v1.2.0]: https://github.com/rootlyhq/cli/compare/v1.1.9...v1.2.0
+[v1.1.9]: https://github.com/rootlyhq/cli/compare/v1.1.8...v1.1.9
+[v1.1.8]: https://github.com/rootlyhq/cli/compare/v1.1.7...v1.1.8
+[v1.1.7]: https://github.com/rootlyhq/cli/compare/v1.1.6...v1.1.7
+[v1.1.6]: https://github.com/rootlyhq/cli/compare/v1.1.5...v1.1.6
+[v1.1.5]: https://github.com/rootlyhq/cli/compare/v1.1.4...v1.1.5
+[v1.1.4]: https://github.com/rootlyhq/cli/compare/v1.1.3...v1.1.4
+[v1.1.3]: https://github.com/rootlyhq/cli/compare/v1.1.1...v1.1.3
+[v1.1.1]: https://github.com/rootlyhq/cli/compare/v1.1.0...v1.1.1
+[v1.1.0]: https://github.com/rootlyhq/cli/compare/v1.0.1...v1.1.0
+[v1.0.1]: https://github.com/rootlyhq/cli/compare/v1.0.0...v1.0.1
+[v1.0.0]: https://github.com/rootlyhq/cli/compare/v0.0.4...v1.0.0
+[v0.0.4]: https://github.com/rootlyhq/cli/compare/v0.0.3...v0.0.4
+[v0.0.3]: https://github.com/rootlyhq/cli/compare/v0.0.2...v0.0.3
+[v0.0.2]: https://github.com/rootlyhq/cli/compare/v0.0.1...v0.0.2
+[v0.0.1]: https://github.com/rootlyhq/cli/releases/tag/v0.0.1