diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..831ffd6
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,32 @@
+name: CI
+on:
+    push:
+        branches: [master]
+    pull_request:
+        branches: [master]
+jobs:
+    test:
+        runs-on: ubuntu-latest
+        strategy:
+            matrix:
+                node-version: [22, 24]
+        steps:
+            - uses: actions/checkout@v4
+            - uses: actions/setup-node@v4
+              with:
+                  node-version: ${{ matrix.node-version }}
+                  cache: npm
+            - run: npm ci
+            - run: npm run typecheck
+            - run: npm test
+    build:
+        runs-on: ubuntu-latest
+        needs: test
+        steps:
+            - uses: actions/checkout@v4
+            - uses: actions/setup-node@v4
+              with:
+                  node-version: 22
+                  cache: npm
+            - run: npm ci
+            - run: npm run build