# TODO 9 - Lua Scripting & Sandbox

## Sandbox Security

- [x] Add unit tests for lua-engine.ts ✅ (51 parameterized tests)
- [ ] Audit sandbox for security vulnerabilities
- [ ] Add resource limits (memory, CPU time) (`frontends/nextjs/src/lib/lua/sandboxed-lua-engine.ts:19`)
- [ ] Implement script execution timeout
- [ ] Create sandbox escape detection
- [ ] Add script permission levels

## Lua Standard Library

- [ ] Extend safe string manipulation functions
- [ ] Add JSON encoding/decoding utilities
- [ ] Create date/time helper functions
- [ ] Implement math utilities for calculations
- [ ] Add table manipulation helpers

## Script Management

- [ ] Create script versioning system
- [ ] Add script dependency resolution
- [ ] Implement script hot-reloading
- [ ] Create script testing framework
- [ ] Add script documentation generator

## Script Editor

- [ ] Implement syntax highlighting for Lua
- [ ] Add autocomplete for available functions
- [ ] Create inline documentation tooltips
- [ ] Implement error highlighting
- [ ] Add script debugging tools

## Script Library

- [ ] Create validation script library
- [ ] Add transformation script templates
- [ ] Implement workflow action scripts
- [ ] Create data aggregation scripts
- [ ] Add UI logic scripts

## Performance

- [ ] Profile Lua execution performance
- [ ] Implement script compilation caching
- [ ] Add lazy loading for script modules
- [ ] Create script execution metrics
- [ ] Optimize Fengari integration

## Linting

- [ ] Add Lua linting to CI pipeline
- [ ] Create custom lint rules for sandbox compatibility
- [ ] Implement forbidden function detection
- [ ] Add code style enforcement
- [ ] Create lint fix automation
