[Interittus13]

📋 Summary

ContraGit now fetches GitHub's 52-week contribution calendar for authenticated users and protects existing contributions from manual edits and automated generators. Original contributions appear in Cyan/Sky-Blue, preserving historical activity while designing new patterns.

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🔍 Type of Change

• fix: Bug fix
• feat: New contribution protection feature
• refactor: Code overhaul without behavioral changes
• style: UI and visual improvements
• docs: Documentation updates
• test: Automated test coverage
• chore: Maintenance and configuration
• BREAKING CHANGE: Breaking API or storage changes

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🛠️ Key Changes & Technical Design Decisions

• GitHub Contributions API

  • Fetches contribution data via GraphQL using OAuth.
  • Exposes cached daily counts through /api/contributions.

• Heatmap Protection

  • Highlights original contributions in Cyan/Sky-Blue, distinct from planned Emerald commits.
  • Prevents painting, erasing, and automated tools from modifying protected cells.
  • Adds protected-cell tooltips and a protection toggle.

• Schedule Engine

  • Adds lockedDates and protectExisting configuration.
  • Excludes protected dates from synthetic commit generation.
  • Reports preserved days in the review modal.

• Dashboard & Tests

  • Loads contributions on authentication and displays preserved-day statistics.
  • Tests locked-date handling in weekday and canvas scheduling modes.

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🧪 Testing Performed

• Unit Tests: 28/28 passed across 7 test suites
• TypeScript Check: Passed with 0 errors
• Production Build: Passed (19/19 routes)
• Full Pre-Flight: npm run check passed
• Browsers Tested:
  • Brave (Chromium CDP with mock contributions)
  • Google Chrome
• Devices Tested:
  • Desktop / Laptop
  • Mobile (iPhone / Android touch emulation)

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✅ Contributor Checklist

• Followed coding standards and DRY principles.
• Completed self-review and maintained documentation quality.
• Added automated tests for protected contributions.
• Verified no new lint, TypeScript, or console warnings.
• Confirmed no secrets or sensitive credentials were committed.

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Project	Deployment	Actions	Updated
gitcontra	Ready	Preview	Oct 16, 2026 12:57pm UTC