# Tasks: Unify Environment Scripts

## 1. Package Audit and Update
- [x] 1.1 Review Python dependencies in `requirements.txt` for unused/outdated packages
- [x] 1.2 Review Node.js dependencies in `frontend/package.json`
- [x] 1.3 Document system-level dependencies (apt packages, nvm, pandoc, etc.)
- [x] 1.4 Update `requirements.txt` with corrected versions and comments

## 2. Environment Configuration Cleanup
- [x] 2.1 Audit `.env`, `.env.local`, `.env.example` files in root and frontend
- [x] 2.2 Consolidate duplicate environment variables
- [x] 2.3 Update `.env.example` with all required variables
- [x] 2.4 Remove sensitive data from version control (if any)

## 3. Update Setup Script
- [x] 3.1 Add pre-flight checks (disk space, memory, existing installations)
- [x] 3.2 Improve error messages with solutions
- [x] 3.3 Add optional component installation (e.g., skip GPU detection if not needed)
- [x] 3.4 Add database initialization step to setup script
- [ ] 3.5 Test setup on clean Ubuntu 22.04/WSL2 environment

## 4. Create Unified Startup Script
- [x] 4.1 Create `start.sh` with subcommands (all/backend/frontend)
- [x] 4.2 Add process management (start, stop, restart, status)
- [x] 4.3 Add log output options (combined/separate)
- [x] 4.4 Preserve individual scripts for backwards compatibility (optional) - Removed old scripts
- [x] 4.5 Test unified script in development environment

## 5. Documentation
- [ ] 5.1 Update README with new startup instructions (skipped per user request)
- [ ] 5.2 Add troubleshooting section for common issues (skipped per user request)