diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..524f281
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,9 @@
+stages:
+  - lint
+
+prettier:
+  stage: lint
+  image: node:20
+  script:
+    - npm ci
+    - npx prettier --check .