Build a dependency-free Node.js validator for structured issue data before exposing writes through an MCP tool.
GitHub announced on July 2, 2026 that Issue fields are generally available, including integration with GitHub's MCP server.
Primary source: GitHub Changelog, July 2, 2026.
That creates a useful beginner project: validate structured issue metadata before an MCP client—or any program—uses it. The schema below is invented for learning. It is not GitHub's API schema.
Define three fields
// schema.mjs
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