- Implemented `useManualChallenge`, `useChallengePoll`, and `useManualChallengeMutations` hooks for managing manual DNS challenges.
- Created tests for the `useManualChallenge` hooks to ensure correct fetching and mutation behavior.
- Added `ManualDNSChallenge` component for displaying challenge details and actions.
- Developed end-to-end tests for the Manual DNS Provider feature, covering provider selection, challenge UI, and accessibility compliance.
- Included error handling tests for verification failures and network errors.
- Created `qa-test-output-after-fix.txt` and `qa-test-output.txt` to log results of certificate page authentication tests.
- Added `build.sh` for deterministic backend builds in CI, utilizing `go list` for efficiency.
- Introduced `codeql_scan.sh` for CodeQL database creation and analysis for Go and JavaScript/TypeScript.
- Implemented `dockerfile_check.sh` to validate Dockerfiles for base image and package manager mismatches.
- Added `sourcery_precommit_wrapper.sh` to facilitate Sourcery CLI usage in pre-commit hooks.
- Updated user registration and profile update handlers to convert email addresses to lowercase before saving to the database.
- Added integration tests to verify login functionality after email changes, ensuring case insensitivity.
- Introduced a new Account page to replace the Security page, consolidating user account management features.
- Removed the old Security page and updated routing in the Settings layout.
- Enhanced the SystemStatus component to provide user feedback on update availability.
- Added password change functionality in the Account page, allowing users to update their passwords securely.
