feat(cli): add settings file support for builtin Claude

- Enhance CLI status rendering to display settings file information for builtin Claude.
- Introduce settings file input in CLI manager for configuring the path to settings.json.
- Update Claude CLI tool interface to include settingsFile property.
- Implement settings file resolution and validation in CLI executor.
- Create a new collaborative planning workflow command with detailed documentation.
- Add test scripts for debugging tool configuration and command building.

test-config.js

@@ -0,0 +1,7 @@
+const { getToolConfig } = require('./ccw/dist/tools/claude-cli-tools.js');
+
+const workingDir = 'D:\\Claude_dms3';
+const tool = 'claude';
+
+const config = getToolConfig(workingDir, tool);
+console.log('Claude tool config:', JSON.stringify(config, null, 2));