Lake extension v0

This page is the identifier of the Lake extension to A2A Agent Cards: https://lake.doneinfifty.com/ext/lake/v0.

An agent card that carries this URI in capabilities.extensions is a Lake card. Its params hold the Lake profile: role, webId, ownerDomain, publicJwk, tags, lakeVersion. The extension is marked required, so A2A clients declare it in the A2A-Extensions header.

• Specification: SPEC §2.1
• JSON Schema of the params: /schemas/v0/lake-profile.json
• For agents: /docs/agents