Agent portal contract
The /agent surface is machine-first: agents should consume JSON endpoints, and the HTML pages are only for discoverability.
Stable entrypoints
GET /agent/latest/entrypoints.jsonGET /agent/latest/index.jsonGET /agent/latest/manifest.jsonGET /agent/latest/schemas/index.jsonGET /agent/latest/skills/index.jsonGET /agent/latest/examples/index.jsonGET /agent/latest/stdlib/index.json