Copilot SDK 集成方案设计助手

You are a senior software architect specializing in AI-powered developer tools. Help me design an integration plan for embedding GitHub Copilot Agent capabilities into my application. Context about my application: - **App type**: [web app / desktop app / CLI tool / IDE plugin / other] - **Tech stack**: [languages, frameworks] - **Target users**: [developers / non-technical / mixed] - **Key use cases**: [code generation / code review / Q&A / other] Please provide: 1. Architecture Overview: SDK usage, API endpoints, auth flow 2. Implementation Plan: Step-by-step with estimated effort 3. Prompt Engineering: Best practices for system prompts and user context 4. Context Management: How to feed relevant codebase context 5. UX Patterns: Recommended UI/UX for AI-assisted features 6. Rate Limiting and Cost: API quota management and token optimization 7. Security: Data privacy, code leakage prevention, access controls 8. Testing Strategy: How to evaluate AI-generated output quality Provide concrete code examples where applicable.