Update LatestMergedPRs and ContributionTimeline for consistent empty-…

[Gaurika-05]

…state UI

Summary

This PR updates the LatestMergedPRs and ContributionTimeline component to correctly handle scenarios where no data is available.This update introduces a empty-state message to ensure the user is clearly informed when there is no activity to display.

Related Issue

Closes #317

Type of Change

• Bug fix
• New feature
• Documentation update
• Refactor
• Chore / dependency update

Changes Made

• Modified LatestMergedPRs.tsx and ContributionTimeline to include an empty-state check before rendering.
• Added a fallback UI message to display when the merged PRs array is empty or undefined.

AI Usage

• I did not use AI for any part of the code in this PR
• I used AI for coding (specify which tool below) and I fully understand every change I made, including which functions I changed, why I changed them, and what side effects they could create

Screenshots (if UI change)

Checklist

• I was assigned to the issue before opening this PR
• My branch is up to date with main
• Code works locally and I have tested it
• No console.log left in src/
• If schema changed — both schema.sql and a new migration file are included
• If this is a UI change — I read DESIGN.md and followed the design system (colors, spacing, typography, components)
• Docs updated if needed
• PR title follows Conventional Commits format (feat:, fix:, docs:, etc.)
• This PR description is written in my own words

Summary by CodeRabbit

• Bug Fixes
  • Added clear empty-state messages when no contribution activity is available.
  • Added a “Latest Merged Pull Requests” section with an informative message when no merged pull requests are found.
  • Improved profile page consistency by displaying helpful content instead of blank areas.

[github-actions]

Welcome to OSSfolio, @Gaurika-05! 🎉

Thank you for opening this pull request and contributing to the open-source community! 🚀

To ensure a smooth review process, please make sure you have:

• Checked that your changes work locally and compile cleanly.
• Followed the guidelines outlined in CONTRIBUTING.md.
• Linked your PR to an open issue (e.g. Closes #ISSUE_NUMBER).

We will review your PR as soon as possible. Happy coding! 💻✨

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No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: ASSERTIVE

Plan: Pro Plus

Run ID: 57bfc333-3708-4e23-aeef-e2b3fda8ad44

📥 Commits

Reviewing files that changed from the base of the PR and between 469f704 and 9ba3e8d.

📒 Files selected for processing (2)

• src/components/profile/ContributionTimeline.tsx
• src/components/profile/LatestMergedPRs.tsx

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📝 Walkthrough

Walkthrough

Profile contribution and merged pull request components now render styled empty-state panels instead of disappearing when their data collections are empty.

Changes

Profile empty-state rendering

Layer / File(s)	Summary
Empty-state UI src/components/profile/ContributionTimeline.tsx, src/components/profile/LatestMergedPRs.tsx	ContributionTimeline displays a no-activity panel, while LatestMergedPRs displays a latest-merged-PRs section with a no-results message when data is absent or empty.

Estimated code review effort: 2 (Simple) | ~10 minutes

Possibly related issues

• Issue 317: Directly covers the empty state added to LatestMergedPRs.
• Issue 255: Introduced the contribution timeline whose empty state is updated here.

Possibly related PRs

• PRODHOSH/ossfolio#210: Introduced LatestMergedPRs with its original empty return behavior.
• PRODHOSH/ossfolio#275: Introduced the contribution timeline empty rendering behavior.
• PRODHOSH/ossfolio#453: Added a related empty-state implementation for LatestMergedPRs.

Suggested labels: ELUSOC, completed, NEWBIE

Suggested reviewers: prodhosh

Poem

I’m a bunny with a panel to show,
When activity’s quiet and lists have no glow.
“No contributions yet,” the soft message sings,
“Merged pull requests” await future things.
Hop, hop—empty states now bloom! 🐇

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Out of Scope Changes check	⚠️ Warning	ContributionTimeline was changed even though linked issue #317 only requested LatestMergedPRs.	Move the ContributionTimeline empty-state change to a separate PR or add a linked issue covering that scope.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly summarizes the empty-state updates to LatestMergedPRs and ContributionTimeline.
Linked Issues check	✅ Passed	LatestMergedPRs now checks for empty or missing PRs and renders a friendly fallback, satisfying issue #317.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

Warning

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