fix: drain sdk follow-up turns (#219)

src/agent-runner.test.ts

@@ -852,4 +852,53 @@ describe('agent-runner Codex goals', () => {
       | undefined;
     expect(spawnEnv?.CODEX_GOALS).toBe('true');
   });
+
+  it('marks SDK codex processes so queued IPC follow-ups drain after the active run', async () => {
+    const previousCodexGoals = process.env.CODEX_GOALS;
+    delete process.env.CODEX_GOALS;
+    const onProcess = vi.fn();
+    const codexGroup: RegisteredGroup = {
+      ...testGroup,
+      agentType: 'codex',
+    };
+
+    try {
+      const resultPromise = runAgentProcess(
+        codexGroup,
+        {
+          ...testInput,
+          roomRoleContext: {
+            serviceId: 'codex-main',
+            role: 'owner',
+            ownerServiceId: 'codex-main',
+            reviewerServiceId: 'claude',
+            failoverOwner: false,
+          },
+        },
+        onProcess,
+        async () => {},
+        {
+          CODEX_RUNTIME: 'sdk',
+          CODEX_RUNTIME_SDK_ROLES: 'owner',
+        },
+      );
+
+      fakeProc.emit('close', 0);
+      const result = await resultPromise;
+      expect(result.status).toBe('success');
+
+      expect(onProcess).toHaveBeenCalledWith(
+        fakeProc,
+        expect.any(String),
+        expect.any(String),
+        { drainFollowUpsAfterRun: true },
+      );
+    } finally {
+      if (previousCodexGoals === undefined) {
+        delete process.env.CODEX_GOALS;
+      } else {
+        process.env.CODEX_GOALS = previousCodexGoals;
+      }
+    }
+  });
 });