diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
new file mode 100644
index 0000000..2dad00d
--- /dev/null
+++ b/.github/workflows/format.yml
@@ -0,0 +1,32 @@
+name: gofmt + zls
+
+on:
+  push:
+    branches: ["main"]
+    tags: ["v*.*.*"]
+  pull_request:
+    types: [opened, reopened, synchronize]
+    branches: ["*"]
+  workflow_dispatch:
+
+jobs:
+  format:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+      - name: Setup go
+        uses: actions/setup-go@v5
+      - name: Format all go files
+        run: (cd ./2024/go/ && go fmt ./...)
+      - name: Commit changes
+        uses: stefanzweifel/git-auto-commit-action@v5.0.1
+        with:
+          commit_message: |
+            Autoformatting with gofmt + zls
+
+            [skip ci]
diff --git a/2024/go/day2/main.go b/2024/go/day2/main.go
new file mode 100644
index 0000000..7ee82ce
--- /dev/null
+++ b/2024/go/day2/main.go
@@ -0,0 +1,22 @@
+package main;
+
+import (
+	"os"
+	"flag"
+)
+
+func main() {
+	flag.Parse()
+
+	if len(flag.Args()) == 0 {
+		panic("Please provide a filename")
+	}
+
+	filename := flag.Args()[0]
+
+	file, err := os.Open(filename)
+	if err != nil {
+		panic(err)
+	}
+	defer file.Close()
+}