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+# GitHub Copilot Configuration for MakeCode Arcade
+
+This directory contains GitHub Copilot configuration for the MakeCode Arcade multi-repository workspace.
+
+## � Configuration Files
+
+- **`copilot-instructions.md`**: Comprehensive instructions for GitHub Copilot covering multi-repository development, coding guidelines, and best practices
+
+## 🚀 Quick Start
+
+For development setup in this multi-repository workspace:
+```bash
+# First-time setup (Windows)
+setup.cmd /firsttime
+
+# Daily development
+setup.cmd /link && setup.cmd /pull
+```
+
+## 📚 Full Documentation
+
+See [`copilot-instructions.md`](copilot-instructions.md) for complete details on:
+- Multi-repository structure and responsibilities  
+- Development workflows and best practices
+- Block annotation patterns and API design
+- Troubleshooting and common issues
+
+## 🔧 Validation
+
+The configuration is validated by the [`copilot-setup-steps.yml`](workflows/copilot-setup-steps.yml) workflow to ensure quality and completeness.