diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..b0deffd
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,22 @@
+name: CI
+
+on:
+  pull_request:
+    branches: [main]
+  push:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - run: npm ci
+      - run: npm run typecheck
+      - run: npm test
diff --git a/tests/integration-e2e.test.ts b/tests/integration-e2e.test.ts
index 7ab0a71..5102c79 100644
--- a/tests/integration-e2e.test.ts
+++ b/tests/integration-e2e.test.ts
@@ -597,7 +597,7 @@ describe('End-to-End: Speaker & Security', () => {
 
     // Stream audio → Eagle identifies alice (owner)
     await client.streamAudio(15, 640, 2);
-    await new Promise((r) => setTimeout(r, 300));
+    await new Promise((r) => setTimeout(r, 500));
 
     // xAI should have received a session.update with owner-level tools
     const sessionUpdates = mockXai.receivedMessages.filter((m) => m.type === 'session.update');
diff --git a/tests/integration.test.ts b/tests/integration.test.ts
index 30fbe7a..3385ab0 100644
--- a/tests/integration.test.ts
+++ b/tests/integration.test.ts
@@ -327,8 +327,7 @@ describe('Integration: Realistic Audio Streams', () => {
     await client.waitForMessageType('audio-start');
     await client.waitForMessageType('audio-stop');
 
-    const audioChunks = client.getMessagesByType('audio-chunk');
-    expect(audioChunks.length).toBe(5); // mock sends 5 chunks
+    // Audio pacing delivers chunks asynchronously; total bytes must match
     expect(client.getTotalAudioBytes()).toBe(5 * 640); // 5 × 640 bytes
 
     // Verify transcript arrived