## QA PASSED See QA report document: 2f47e6ed-5feb-4dd1-82ee-edba34e45744 **Tests Performed:** - Basic bulk delete (single comment) - PASS - Bulk delete (multiple comments) - PASS - Empty list validation - PASS - Invalid/non-existent IDs handling - PASS - Mixed valid/invalid IDs - PASS - Single delete regression tests - PASS - 93 unit tests - PASS **Minor Issue Found:** Invalid action types return misleading 'Deleted 0' message instead of error. Non-blocking - comments are protected. All hypotheses tested. Fix verified working.

## Implementation Complete ### Changes Made 1. **Backend endpoint** (server/routes/web.py:2646-2688): - Added POST /web/comments/bulk endpoint - Supports delete action for bulk comment deletion - Returns success/error toast messages via HTMLResponse script 2. **Frontend bulk toolbar** (server/templates/comments.html:7-9): - Added bulk toolbar macro with delete action - Uses use_entity_ids=true for proper ID generation 3. **JavaScript functions** (server/templates/base.html:4455-4587): - Enhanced updateBulkToolbarComments() to show/hide toolbar and update count - Added clearBulkSelectionComments() to clear checkbox selection - Added onCommentBulkActionChange() to handle action selection UI - Added executeBulkActionComments() to execute bulk delete with confirmation 4. **Bug fix** (server/routes/web.py:2636): - Added authors_list context variable for partial template compatibility 5. **E2E tests** (tests/e2e/test_comments_bulk.py): - TestCommentBulkDelete: Tests for single/multiple delete, cancel behavior - TestCommentBulkToolbar: Tests for toolbar visibility, clear selection, select all ### Test Results - All 1045 existing tests pass - 8 new E2E tests created (require Docker to run) ### Verification The bulk delete feature follows the same pattern as other entities (tags, documents, attachments).

Assigned for Batch 2 Group C - Bulk actions: comments