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/@istanbuljs/schema/package.json

@@ -0,0 +1,30 @@
+{
+	"name": "@istanbuljs/schema",
+	"version": "0.1.3",
+	"description": "Schemas describing various structures used by nyc and istanbuljs",
+	"main": "index.js",
+	"scripts": {
+		"release": "standard-version --sign",
+		"pretest": "xo",
+		"test": "tap",
+		"snap": "npm test -- --snapshot"
+	},
+	"engines": {
+		"node": ">=8"
+	},
+	"author": "Corey Farrell",
+	"license": "MIT",
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/istanbuljs/schema.git"
+	},
+	"bugs": {
+		"url": "https://github.com/istanbuljs/schema/issues"
+	},
+	"homepage": "https://github.com/istanbuljs/schema#readme",
+	"devDependencies": {
+		"standard-version": "^7.0.0",
+		"tap": "^14.6.7",
+		"xo": "^0.25.3"
+	}
+}