Restore `useEffect` import in ConnectView.tsx

[github-actions]

The useEffect hook is used in app/client/connect/ConnectView.tsx but its import was removed, leading to a runtime error. The import needs to be restored.

Generated by Gemini Code Review

• Source: PR #8949
• Branch: refactor-hrm-reconnection-logic-9564788150953716887-15079761953542542542
• Commit: d4eb310

[arii]

Closing as duplicate via RepoAuditor.

Reason: Duplicate of #9004. Identical report of missing 'useEffect' import in 'ConnectView.tsx'.