diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..ecbecfd
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,30 @@
+name: "Check Deno code"
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    types:
+      - opened
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  check-code:
+    name: "Check Deno code"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
+
+      - name: Check formatting
+        run: deno fmt --check
+
+      - name: Check linting
+        run: deno lint