fix: merge main, address code review feedback for security fix PR #816

- Merge origin/main into branch (resolve conflict in integrations_dashboard.html)
- Add defensive JSON parsing with try/except for integration.config
- Wrap tester() call in try/except to prevent 500 errors from bad config
- Add i18n key integrations.connection_test_failed_fallback in en.json
- Reference i18n key in template JS fallback message
- Update SECURITY_AUDIT.md: add fix date (2026-03-23), update doc date
- Remove accidental revert.sh file
- Fix missing MagicMock/patch imports in test file
- Add tests for invalid JSON config and tester exception error paths

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>
Agent-Logs-Url: https://github.com/christianlouis/DocuElevate/sessions/daebb70e-059a-4601-8864-88eef49f99cf

docs/README.md

@@ -22,6 +22,7 @@ Welcome to the DocuElevate documentation. This directory contains comprehensive
   - [Google Drive Setup](GoogleDriveSetup.md) - How to set up Google Drive integration
   - [Dropbox Setup](DropboxSetup.md) - How to set up Dropbox integration
   - [OneDrive Setup](OneDriveSetup.md) - How to set up Microsoft OneDrive/Graph integration
+  - [SharePoint Setup](SharePointSetup.md) - How to set up Microsoft SharePoint Online integration
   - [Amazon S3 Setup](AmazonS3Setup.md) - How to set up Amazon S3 integration
   - [Authentication Setup](AuthenticationSetup.md) - How to set up user authentication
   - [Notifications Setup](NotificationsSetup.md) - How to set up system notifications