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/webidl-conversions/package.json

@@ -0,0 +1,35 @@
+{
+  "name": "webidl-conversions",
+  "version": "7.0.0",
+  "description": "Implements the WebIDL algorithms for converting to and from JavaScript values",
+  "main": "lib/index.js",
+  "scripts": {
+    "lint": "eslint .",
+    "test": "mocha test/*.js",
+    "test-no-sab": "mocha --parallel --jobs 2 --require test/helpers/delete-sab.js test/*.js",
+    "coverage": "nyc mocha test/*.js"
+  },
+  "_scripts_comments": {
+    "test-no-sab": "Node.js internals are broken by deleting SharedArrayBuffer if you run tests on the main thread. Using Mocha's parallel mode avoids this."
+  },
+  "repository": "jsdom/webidl-conversions",
+  "keywords": [
+    "webidl",
+    "web",
+    "types"
+  ],
+  "files": [
+    "lib/"
+  ],
+  "author": "Domenic Denicola <d@domenic.me> (https://domenic.me/)",
+  "license": "BSD-2-Clause",
+  "devDependencies": {
+    "@domenic/eslint-config": "^1.3.0",
+    "eslint": "^7.32.0",
+    "mocha": "^9.1.1",
+    "nyc": "^15.1.0"
+  },
+  "engines": {
+    "node": ">=12"
+  }
+}