feat: Display test results in CodePreview and fix form syntax

feat: Enhance layout of Model selection section in AgentForm

feat: Implement rate limiting, retry logic, input validation for API endpoints, add CI workflow, and enhance frontend UI with copy functionality and Tailwind CSS.

feat: Implement agent configuration, generation, and testing frontend.

feat: Add multi-provider support for agent generation with model validation, new templates, and security checks.

Initial deploy to Hugging Face Spaces