G C-1 (TS): a bundle reads its tool runner's capability words once and names a word not stated

mesh/capabilities answered {words}, an unknown call read as none, the node from MESH_NODE; the finding writer's bundle
transport requires finding-calls; a runtime refusal keeps its code.

Builds: design 47 G §576, §622, §488
Claude-Session: https://claude.ai/code/session_01JG73KEq4zoDfM9WtYpcQgZ

test/stdio.test.ts

@@ -353,6 +353,9 @@ test("a bundle's finding writer publishes with ack and listens with deliver new
   };
   const send = (m: unknown) => child.stdin.write(JSON.stringify(m) + "\n");
   try {
+    // the capability words are read once, before the first call that needs one (design 47 G §576)
+    const caps = await until((m) => m.method === "mesh/capabilities");
+    send({ jsonrpc: "2.0", id: caps.id, result: { words: ["finding-calls"] } });
     const sub = await until((m) => m.method === "mesh/subscribe");
     assert.deepEqual(sub.params, { pattern: "mesh-conditions.findings-asked", deliver: "new" });
     send({ jsonrpc: "2.0", id: sub.id, result: {} });
@@ -366,6 +369,7 @@ test("a bundle's finding writer publishes with ack and listens with deliver new
     // The runtime answers an unacknowledged publish with {error}: the writer's publish fails, so it sends again.
     send({ jsonrpc: "2.0", id: pub.id, result: { error: "no stream" } });
     const answered = await until((m) => m.id === 2);
+    assert.equal(seen.filter((m) => m.method === "mesh/capabilities").length, 1, "the words are asked once");
     assert.deepEqual(JSON.parse(answered.result.content[0].text), { said: false, why: "the bus did not acknowledge finding-written: no stream" });
   } finally {
     child.kill();