How to lint JavaScript files with @eslint/mcp via MCP

{
  "surface": "mcp.eslint-mcp",
  "package": "npx @eslint/[email protected]",
  "server": "ESLint/0.3.6",
  "protocol": "2024-11-05",
  "transport": "stdio",
  "tools": ["lint-files"],
  "tool_count": 1,
  "init_times_ms": [181, 121, 118],
  "call_times_ms": [18, 16, 16],
  "p50_init_ms": 121,
  "p50_call_ms": 16,
  "calls_ok": 6,
  "calls_total": 6,
  "sample_call": {
    "tool": "lint-files",
    "args": {
      "filePaths": ["/tmp/test.js"]
    },
    "result_preview": "Here are the results of running ESLint... {filePath, messages: [{ruleId: 'eqeqeq', severity: 1, message: "Expected '===' and instead saw '=='.", line: 2, column: 7, suggestions: [{fix: {text: '==='}}]}]}"
  },
  "notes": "Fully functional. Needs eslint.config.js (ESLint 10 flat config). Without config returns 'Could not find config file' but still protocol-conformant. Auto-fix suggestions included in output."
}