Add .gitignore, remove cached bytecode

Fix Phase 2: 3 tasks with graders, clamped scores to (0,1)

Update structural paths for server multi-mode deployment

Add pyproject.toml required for OpenEnv multi-mode validation

Add openenv.yaml required for OpenEnv validation checks

Pass strict OpenEnv validation tests and add env selection

Fix Gradio 6.0 compatibility in app.py

Update HF YAML Frontmatter

Add Hugging Face Space YAML frontmatter

Initial OpenEnv Agent Submission