Set up comprehensive frontend testing infrastructure

- Install Jest for unit testing with React Testing Library
- Install Playwright for end-to-end testing
- Configure Jest with proper TypeScript support and module mapping
- Create test setup files and utilities for both unit and e2e tests

Components:
* Jest configuration with coverage thresholds
* Playwright configuration with browser automation
* Unit tests for LoginForm, AuthContext, and useSocketIO hook
* E2E tests for authentication, dashboard, and agents workflows
* GitHub Actions workflow for automated testing
* Mock data and API utilities for consistent testing
* Test documentation with best practices

Testing features:
- Unit tests with 70% coverage threshold
- E2E tests with API mocking and user journey testing
- CI/CD integration for automated test runs
- Cross-browser testing support with Playwright
- Authentication system testing end-to-end

🚀 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/node_modules/pure-rand/CHANGELOG.md

@@ -0,0 +1,26 @@
+# CHANGELOG 7.X
+
+## 7.0.1
+
+### Fixes
+
+- [c24bc93](https://github.com/dubzzz/pure-rand/commit/c24bc93) 🐛 Properly define exports in package.json (#758)
+
+## 7.0.0
+
+### Breaking Changes
+
+- [2c94832](https://github.com/dubzzz/pure-rand/commit/2c94832) 🏷️ Move to "import type" when feasible (#736)
+- [3741a63](https://github.com/dubzzz/pure-rand/commit/3741a63) 🏷️ Mark `getState` as compulsory on `RandomGenerator` (#733)
+
+### Features
+
+- [228c73d](https://github.com/dubzzz/pure-rand/commit/228c73d) ⚡️ Faster uniform distributions on bigint (#757)
+- [86869a1](https://github.com/dubzzz/pure-rand/commit/86869a1) ✨ Expose generators and distributions (#735)
+
+### Fixes
+
+- [680a672](https://github.com/dubzzz/pure-rand/commit/680a672) 🚚 Do not export mersenne as default (#738)
+- [e1758c0](https://github.com/dubzzz/pure-rand/commit/e1758c0) 🚚 Split ArrayInt into two files (#737)
+- [0c356cf](https://github.com/dubzzz/pure-rand/commit/0c356cf) 🚚 Moving files around (#734)
+- [6d9b7b4](https://github.com/dubzzz/pure-rand/commit/6d9b7b4) 📝 Document generation of float/double (#715)