Barcelona | Oct-2025-1 | Ifeoma Osegbo | Sprint 1 | Legacy-code - #1

Summary

This PR introduces the Rebloom and Unfollow features, improves hashtag navigation and performance, increases the bloom character limit, and adds backend integration and Playwright regression tests.

Changes

Backend

• Added POST /rebloom/<bloom_id> endpoint.
• Added POST /unfollow/<username> endpoint.
• Implemented rebloom creation and validation.
• Added rebloom metadata (rebloom_of, original_sender, rebloom_count) to bloom responses.
• Increased maximum bloom length from 100 to 280 characters.
• Made follow/unfollow operations idempotent.
• Updated database schema to support reblooms.

Frontend

• Added Rebloom button and attribution UI.
• Added rebloom count display.
• Added Unfollow button and corresponding profile actions.
• Added live bloom character counter (280 characters).
• Fixed hashtag links so only the hashtag is linked.
• Prevented repeated hashtag fetches that caused unnecessary rerenders.
• Updated bloom rendering to support rebloom metadata.

Testing

• Added backend integration tests for:
  • Bloom length validation
  • Unfollow endpoint
  • Rebloom functionality
• Added Playwright regression tests for:
  • Rebloom feature
  • Unfollow feature
  • Hashtag navigation
  • Hashtag rendering
  • Home view

Notes

• Existing functionality remains unchanged.
• Includes minor code cleanup and formatting improvements.