v0.2.2 — Agent Commerce Kit + CI

What's new

• Agent Commerce Kit — docs/agent-commerce-kit.md (ERC-8004 + ERC-8183)
• Interactive Web UI — examples/payment-intent-demo/server.py + enhanced index.html
• CI/CD — .github/workflows/ci.yml (test + build + Pages)
• Validate fixes — scripts/validate_repo.py: fixed false-positive detection
• README — updated with package structure, MCP tools, and quickstart
• Merge — origin/main merged (x402, wallet CLI, MCP server v2, templates)

Tests

22/22 passing | Validation OK