fix(mobile): wire plugin catalog and session-scoped subagent controls

tui_gateway/methods_session.py

@@ -3572,14 +3572,53 @@ def _(rid, params: dict) -> dict:
     return _ok(rid, {"paused": set_spawn_paused(paused)})
 
 
+@method("subagent.list")
+def _(rid, params: dict) -> dict:
+    from tui_gateway.mobile_subagents import owned_records, roster
+    _, err = _sess_nowait(params, rid)
+    if err:
+        return err
+    session_id = str(params.get("session_id") or "").strip()
+    transport, session = _current_session_steer_authority(session_id)
+    if transport is None or session is None:
+        return _err(rid, 4001, "session not found or not owned by this transport")
+    return _ok(rid, roster(owned_records(session_id, transport, session, include_lineage=True)))
+
+
+@method("subagent.tail")
+def _(rid, params: dict) -> dict:
+    from tui_gateway.mobile_subagents import owned_records, transcript_tail
+    _, err = _sess_nowait(params, rid)
+    if err:
+        return err
+    subagent_id = str(params.get("subagent_id") or "").strip()
+    if not subagent_id:
+        return _err(rid, 4000, "subagent_id required")
+    session_id = str(params.get("session_id") or "").strip()
+    transport, session = _current_session_steer_authority(session_id)
+    if transport is None or session is None:
+        return _err(rid, 4001, "session not found or not owned by this transport")
+    with _session_home_scope(session):
+        result = transcript_tail(owned_records(session_id, transport, session), subagent_id)
+    return _ok(rid, result)
+
+
 @method("subagent.interrupt")
 def _(rid, params: dict) -> dict:
-    from tools.delegate_tool import interrupt_subagent
+    from tui_gateway.mobile_subagents import owned_records
+    from agent.interrupt_compat import request_hard_interrupt
 
     subagent_id = str(params.get("subagent_id") or "").strip()
     if not subagent_id:
         return _err(rid, 4000, "subagent_id required")
-    ok = interrupt_subagent(subagent_id)
+    session_id = str(params.get("session_id") or "").strip()
+    transport, session = _current_session_steer_authority(session_id)
+    if transport is None or session is None:
+        return _err(rid, 4001, "session not found or not owned by this transport")
+    record = next((r for r in owned_records(session_id, transport, session)
+                   if r.get("subagent_id") == subagent_id), None)
+    child = record.get("agent") if record else None
+    ok = bool(request_hard_interrupt(child, "Interrupted via mobile")) if child is not None else False
     return _ok(rid, {"found": ok, "subagent_id": subagent_id})