Merge pull request #150 from zinzied/main - Enhanced User Experience

Features integrated:
- Stars Feature: Community-driven skill discovery with upvotes
- Auto-Update: Automatic skill updates via START_APP.bat (Git + PowerShell fallback)
- Interactive Prompt Builder: Context-aware prompt construction
- Date Tracking: Added date_added field to all skills
- Auto-Categorization: Smart category assignment based on keywords
- Enhanced UI: Risk level badges, date display, category stats

Conflicts resolved:
- START_APP.bat: Merged enhanced auto-update logic
- README.md: Kept v6.4.1 with new feature documentation
- Home.jsx: Combined fuzzy search + pagination + stars
- SkillDetail.jsx: Merged syntax highlighting + stars + date badges

All 950+ skills updated with date tracking and proper categorization.

Made-with: Cursor

web-app/public/skills/javascript-testing-patterns/SKILL.md

@@ -0,0 +1,37 @@
+---
+name: javascript-testing-patterns
+description: "Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use..."
+risk: unknown
+source: community
+---
+
+# JavaScript Testing Patterns
+
+Comprehensive guide for implementing robust testing strategies in JavaScript/TypeScript applications using modern testing frameworks and best practices.
+
+## Use this skill when
+
+- Setting up test infrastructure for new projects
+- Writing unit tests for functions and classes
+- Creating integration tests for APIs and services
+- Implementing end-to-end tests for user flows
+- Mocking external dependencies and APIs
+- Testing React, Vue, or other frontend components
+- Implementing test-driven development (TDD)
+- Setting up continuous testing in CI/CD pipelines
+
+## Do not use this skill when
+
+- The task is unrelated to javascript testing patterns
+- You need a different domain or tool outside this scope
+
+## Instructions
+
+- Clarify goals, constraints, and required inputs.
+- Apply relevant best practices and validate outcomes.
+- Provide actionable steps and verification.
+- If detailed examples are required, open `resources/implementation-playbook.md`.
+
+## Resources
+
+- `resources/implementation-playbook.md` for detailed patterns and examples.