- Introduced markdown content rules and validation requirements in markdown.instructions.md
- Added React controls and platform libraries guidelines in pcf-react-platform-libraries.instructions.md
- Created extensive performance optimization instructions covering frontend, backend, and database best practices in performance-optimization.instructions.md
- Established Playwright test writing guidelines and structure in playwright-typescript.instructions.md
- Developed secure coding practices based on OWASP Top 10 in security-and-owasp.instructions.md
- Defined directives for managing Copilot interactions and code generation in taming-copilot.instructions.md
- Provided TypeScript 5.x and ES2022 development guidelines in typescript-5-es2022.instructions.md
