Teach agent builder packed frontends

README.md

@@ -25,9 +25,13 @@ The single `build(name, prompt)` skill:
    - `write_agent_skill(...)` — creates valid DeepAgents
      `skills/<skill-name>/SKILL.md` bundles for generated agents, so rich
      behavior lives in progressive-disclosure skills instead of fake tools
+   - `init_agent_template(name, description, frontend="react"|"static"|"none")`
+     — starts from the current `a2a-pack` scaffold and can include packed
+     frontend templates under `frontend/` for app-like agents
    - `test_agent_in_sandbox(name)` — tarballs the workspace project,
      spins a microVM with the public `a2a-pack` wheel installed, runs
-     `a2a card` to verify the scaffold is valid
+     `a2a card` to verify the scaffold is valid, and prints frontend metadata
+     when a packed app is declared
    - `cp_deploy_tarball(name, version, public)` — POSTs the tarball
      to `/v1/agents/from-tarball` on the user's behalf using their
      forwarded CP JWT