v0.1.1

Changes\n- Fix MCP startup on Node 22 by using --import tsx instead of --loader\n- Make environment loading and startup resilient when .env is absent\n- Validate config URL settings at startup and support UTF-8 BOM in .env parsing\n- Improve API error handling for non-JSON responses\n- Add smoke tests for config validation, missing credentials, non-JSON response, and MCP tool behavior\n- Document scope limitations and operational constraints\n\n## Verification\n- npm run build\n- npm run test:mock\n- npm run test:mcp\n- npm run test:no-credentials\n- npm run test:config\n- npm run test:non-json\n\n## Related Issues\n- Closed #5~#15