[NaitikVerma6776]

Summary

• Adds frontend tests for Tasks.tsx covering project/status/tag filters, column sorting, empty search results, and annotation save via editTaskOnBackend.
• Continues Add frontend test suites/cases for src/components/HomeComponents/Tasks #300 (Tasks folder; one file per PR).

Test plan

• cd frontend && npm test -- --testPathPattern=Tasks.test
• Confirm new cases pass alongside existing Tasks suite

Closes #300

[github-actions]

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