feat: add CLI session sharing functionality

- Implemented share token creation and revocation for CLI sessions.
- Added a new page for viewing shared CLI sessions with SSE support.
- Introduced hooks for fetching and managing CLI session shares.
- Enhanced the IssueTerminalTab component to handle share tokens and display active shares.
- Updated API routes to support fetching and revoking share tokens.
- Added unit tests for the CLI session share manager and rate limiter.
- Updated localization files to include new strings for sharing functionality.

ccw/frontend/src/pages/index.ts

@@ -33,5 +33,6 @@ export { GraphExplorerPage } from './GraphExplorerPage';
 export { CodexLensManagerPage } from './CodexLensManagerPage';
 export { ApiSettingsPage } from './ApiSettingsPage';
 export { CliViewerPage } from './CliViewerPage';
+export { CliSessionSharePage } from './CliSessionSharePage';
 export { IssueManagerPage } from './IssueManagerPage';
 export { TeamPage } from './TeamPage';