diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..20e2dc1
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      checks: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+      - name: Install xmllint
+        run: sudo apt-get install -y libxml2-utils
+      - name: Build
+        run: go build ./...
+      - name: Test
+        run: go test ./...
+      - name: Selftest
+        run: make selftest
+      - name: Publish Test Results
+        uses: dorny/test-reporter@v1
+        if: always()
+        with:
+          name: Selftest Results
+          path: results.xml
+          reporter: java-junit
diff --git a/README.md b/README.md
index 1056edb..7ade549 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # shelldoc: Test Unix shell commands in Markdown documentation
 
+[![CI](https://github.com/mirkoboehm/shelldoc/actions/workflows/ci.yml/badge.svg)](https://github.com/mirkoboehm/shelldoc/actions/workflows/ci.yml)
+
 Markdown is widely used for documentation and README.md files that
 explain how to use or build some software. Such documentation often
 contains shell commands that explain how to build the software or how to