docs(readme): add full query-param matrix with examples and defaults

[shanvi-jakhwal]

Description

Fixes #239

Pillar

• 🎨 Pillar 1 — New Theme Design
• 📐 Pillar 2 — Geometric SVG Improvement
• 🕐 Pillar 3 — Timezone Logic Optimization
• 🛠️ Other (Bug fix, refactoring, docs)

Visual Preview

Checklist before requesting a review:

• [X ] I have read the CONTRIBUTING.md file.
• I have tested these changes locally (localhost:3000/api/streak?user=YOUR_USERNAME).
• I have run npm run format and npm run lint locally and resolved all errors (CI will fail otherwise).
• My commits follow the Conventional Commits format (e.g., feat(themes): ..., fix(calculate): ...).
• I have updated README.md if I added a new theme or URL parameter.
• I have started the repo.
• I have made sure that i have only one commit to merge in this PR.
• The SVG output matches the CommitPulse "premium quality" aesthetic standard (no raw elements, smooth animations, correct fonts).
• (Recommended) I joined the CommitPulse Discord community for contributor discussions, mentorship, and faster PR support.

[vercel]

@shanvi-jakhwal is attempting to deploy a commit to the jhasourav07's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

👋 Hey @shanvi-jakhwal, welcome to CommitPulse! 🎉

Thanks for opening your first pull request — this is a big deal and we appreciate the effort!

While you wait for a review, please double-check:

• ✅ You've read the CONTRIBUTING.md checklist
• ✅ npm run lint, npm run format, and npm run test all pass locally
• ✅ Your PR has a visual preview if it touches any SVG output
• 💬 You've joined our Discord for faster PR feedback

A maintainer will review your PR shortly. Hang tight! 🚀

[github-actions]

👋 Hey @shanvi-jakhwal! Thanks for your contribution! 🎉

It looks like this PR isn't linked to any issue yet.

Please edit your PR description and add a closing keyword so we can track this properly, for example:

Fixes #<issue-number>

💡 You can link multiple issues if needed (e.g. Fixes #12, Closes #34).
If you're working on something that doesn't have an issue yet, please open one first and then link it here.

Once you've updated the PR description the check will re-run automatically. 🙌

[github-actions]

🚨 Hey @shanvi-jakhwal, the CI Pipeline is failing on this PR and it has been marked as status:blocked.

Please fix the issues before this can be reviewed. Here's how:

1. Run checks locally before pushing:

npm run format:check   # Check Prettier formatting
npm run lint           # Run ESLint
npm run typecheck      # TypeScript type check
npm run test           # Run unit tests (Vitest)
npm run build          # Verify production build passes

2. Auto-fix common issues:

npm run format         # Auto-fix formatting with Prettier
npm run lint -- --fix  # Auto-fix lint errors where possible

3. Check the full failure log here:
👉 View CI Run

Once you push a fix and the CI passes, the status:blocked label will be removed automatically. 💪

[shanvi-jakhwal]

This is a docs-only README change. The CI Prettier check is failing due to markdown table formatting. Could a maintainer please run npm run format on the repo or override the status:blocked label?

[JhaSourav07]

you can run npm run format locally and push the commit to your PR branch

[github-actions]

⚠️ Hey @shanvi-jakhwal, this PR has merge conflicts with the main branch.

Please pull the latest changes and resolve the conflicts so we can review it!

git fetch origin
git rebase origin/main
# resolve any conflicts, then:
git push --force-with-lease

Once resolved, the needs-rebase label will be removed automatically on the next check. 🙌

[github-actions]

⚠️ Hey @shanvi-jakhwal, this PR has merge conflicts with the main branch.

Please pull the latest changes and resolve the conflicts so we can review it!

git fetch origin
git rebase origin/main
# resolve any conflicts, then:
git push --force-with-lease

Once resolved, the needs-rebase label will be removed automatically on the next check. 🙌

[shanvi-jakhwal]

Hi @JhaSourav07! I've resolved the merge conflict, run npm run format, and pushed the changes. PR is ready for review!