F3 SLICE-5: live claude-code turn via applyAgentEdit seam + manual smoke (INV-8) (#6)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

scripts/smoke-live-turn.mjs

@@ -0,0 +1,22 @@
+#!/usr/bin/env node
+// Scripted half of the F3 manual smoke (docs/MANUAL-SMOKE-F3.md). Drives the
+// REAL LiveTurn module against the local Claude Code login. Not run in CI.
+import { runEditTurn } from "../out/liveTurn.mjs";
+
+const instruction = process.argv[2] ?? "Replace this sentence with exactly: The smoke test passed.";
+const text = process.argv[3] ?? "This sentence is the smoke-test input.";
+
+console.log(`instruction: ${instruction}`);
+console.log(`text:        ${text}`);
+try {
+  const t0 = Date.now();
+  const result = await runEditTurn(instruction, text);
+  console.log(`replacement: ${JSON.stringify(result.replacement)}`);
+  console.log(`model:       ${result.model}`);
+  console.log(`sessionId:   ${result.sessionId}`);
+  console.log(`elapsed:     ${((Date.now() - t0) / 1000).toFixed(1)}s`);
+  process.exit(0);
+} catch (err) {
+  console.error(`live turn failed (expected when Claude Code is absent/signed out): ${err.message}`);
+  process.exit(1);
+}