Fix OmniParser auto-deployment with AWS integration

- Fixed import path in omniparser.py to use correct deploy.deploy.models.omniparser.deploy
- Added subnet creation for VPCs without subnets
- Fixed key path handling to avoid permission issues
- Improved EC2 instance discovery to connect to remote server
- Enhanced documentation in CLAUDE.md with detailed troubleshooting steps
- Added PROJECT_NAME to .env.example for consistency
- Fixed string formatting in deploy.py Docker commands

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Co-Authored-By: Claude <[email protected]>

Author: abrichr