Switch to the UnifiedBridgeService

[cte]

Important

Switch from TaskBridgeService to UnifiedBridgeService and add npm package.json generation in scripts/link-packages.js.

• Service Switch:
  • Replace TaskBridgeService with UnifiedBridgeService in Task.ts, ClineProvider.ts, and extension.ts.
  • Update task subscription logic to use UnifiedBridgeService.
• New Functionality:
  • Add generateNpmPackageJson() in scripts/link-packages.js to create package.json for npm packages if not present.
• Dependency Update:
  • Update @roo-code/cloud to version ^0.11.0 in package.json.

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[roomote]

Thank you for your contribution! I've reviewed the changes and have some suggestions for improvement. The refactoring from separate TaskBridgeService and ExtensionBridgeService to UnifiedBridgeService looks clean overall.