feat: add streak freeze tooltip

[gitsofyash]

Summary

Add an accessible tooltip to the streak freeze button explaining how streak freezes work.

Closes #972

Type of Change

• Bug fix
• New feature
• Documentation update
• Refactor / code cleanup

Changes Made

• Added a Freeze Streak button state when no freeze is currently active.
• Added tooltip text explaining that a streak freeze protects one missed day and only one freeze can be used at a time.
• Made the tooltip available on hover, keyboard focus, and tap/active state.
• Refreshes streak and freeze state after activating a freeze.

How to Test

Steps for the reviewer to verify this works:

1. Run npm run lint and npm run type-check.
2. Start the app with npm run dev.
3. Sign in and open the dashboard.
4. Find the Commit Streaks card.
5. Hover over or focus the Freeze Streak button.
6. Confirm the tooltip appears with: A streak freeze protects your streak for one missed day. You can only use one freeze at a time.

Screenshots (if UI change)

Not added. Local dashboard requires authenticated GitHub/Supabase setup.

Checklist

• Linked issue in summary
• npm run lint passes locally
• No TypeScript errors (npm run type-check)
• Self-reviewed the diff
• Added/updated tests if applicable

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[github-actions]

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[gitsofyash]

Hi @Priyanshu-byte-coder, I’ve opened the PR for #972. Lint and type-check pass locally. The required CI appears to be waiting for maintainer approval for workflows from my fork.

[Priyanshu-byte-coder]

Closing as duplicate of #1017 which covers the same streak freeze feature with additional e2e test coverage. Great work! Please contribute to other open issues.