chore: add claude config and pre-commit config

[gawbul]

Add CLAUDE.md config, pre-commit config with go steps and upgrade go to 1.25.4.

[claude]

Pull Request Review: Add CLAUDE.md config and pre-commit hooks

Summary

This PR adds valuable development infrastructure including Claude Code configuration and pre-commit hooks. The changes are well-structured and follow the repository's conventions.

Positive Aspects

1. Excellent Documentation: The CLAUDE.md file is comprehensive and well-organized
2. Pre-commit Configuration: Good selection of hooks covering both general best practices and Go-specific quality checks
3. Code Quality: All newline fixes align with best practices
4. Commit Message: Follows the conventional commit format

CRITICAL ISSUE: Go Version

The PR upgrades Go to version 1.25.4, but this version does not exist yet. As of November 2024, the latest Go stable release is 1.23.x. Go 1.24 is not yet released, and Go 1.25 is far in the future.

Files affected: .go-version, go.mod, README.md, CLAUDE.md

Recommendation: Revert to Go 1.23.x or 1.22.x (the latest stable versions)

Other Issues

2. Dependency Documentation Mismatch: CLAUDE.md line 178 mentions testify v1.10.0, but the test code does not use it. The removal from go.mod/go.sum is correct, but CLAUDE.md should be updated.

3. Pre-commit Hook Version: Uses v1.0.0-rc.1 (release candidate). Consider checking if a stable version is available.

4. CLAUDE.md Formatting: Line 184 has a misplaced bullet point under Citation section that should be in Development Workflow.

Security & Testing

• Good inclusion of detect-private-key hook
• Proper .gitignore for CSV output files
• Tests properly written using standard Go testing
• Cannot verify tests pass due to Go version issue

Verdict

Cannot approve in current state due to the critical Go version issue. Once corrected, this will be an excellent addition to the repository. The documentation quality is exceptional and the pre-commit setup follows best practices.