diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..ba74230
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,32 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: test (${{ matrix.dir }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        dir:
+          - discord
+          - discord/worker
+    defaults:
+      run:
+        working-directory: ${{ matrix.dir }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+          cache-dependency-path: ${{ matrix.dir }}/package-lock.json
+      - run: npm ci
+      - run: npm test
diff --git a/discord/package.json b/discord/package.json
index 49c0583..b6a4a75 100644
--- a/discord/package.json
+++ b/discord/package.json
@@ -4,7 +4,7 @@
   "description": "SIP Protocol Discord infra-as-code toolkit",
   "engines": { "node": ">=18" },
   "scripts": {
-    "test": "node --test",
+    "test": "node --test test/*.test.js",
     "render": "node render.js"
   },
   "devDependencies": {