feat: Add comprehensive Anchor CPI example (#393) #408
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✨ Features: - Complete Anchor-based Solana program demonstrating Cross-Program Invocations (CPI) - 5 different CPI patterns: initialize, token transfer, SOL transfer, multiple CPIs, PDA authority - Comprehensive TypeScript client tests with multiple test approaches - Detailed documentation with code examples and explanations 🔧 Technical Implementation: - Anchor framework with version 0.31.1 compatibility - SPL Token and System Program CPI integrations - Program Derived Address (PDA) authority patterns - Account validation and state management - Multiple test suites for different scenarios 📚 Educational Value: - Detailed comments explaining each CPI step - README with comprehensive documentation - Code examples for common CPI patterns - Best practices for Anchor CPI development ✅ Testing: - Program builds and compiles successfully - Deploys to local test validator - Runtime verification of CPI functionality - Multiple test approaches (Anchor workspace, custom tests) Resolves solana-developers#393
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Fixes #393
✨ Features:
🔧 Technical Implementation:
📚 Educational Value:
✅ Testing:
Resolves #393