diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..63cc170
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,32 @@
+name: Continuous Integration
+
+on:
+    pull_request:
+    push:
+        branches:
+            - main
+
+jobs:
+    test:
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Setup node
+              uses: actions/setup-node@v4
+              with:
+                  node-version: '20'
+
+            - name: Install dependencies
+              run: yarn
+
+            - name: Check code format
+              run: yarn prettier
+
+            - name: Lint
+              run: yarn lint
+
+            - name: Build
+              run: yarn build
diff --git a/README.md b/README.md
index 2a8fdd7..952f295 100644
--- a/README.md
+++ b/README.md
@@ -31,5 +31,6 @@ jobs:
 
             - uses: rematocorp/submodule-status-commenter@v1
               with:
-                  github-token: ${{ secrets.GITHUB_TOKEN }} # Make sure this token allows to checkout the submodule
+                  github-token: ${{ secrets.GITHUB_TOKEN }} # Make sure this token can access the submodule
+                  submodule-path: packages/foo # Absolute path to the submodule in the parent repository
 ```
diff --git a/action.yml b/action.yml
index e034853..b6b63af 100644
--- a/action.yml
+++ b/action.yml
@@ -1,6 +1,6 @@
 author: Remato
 name: Git Submodule Status Commenter
-description: GitHub action to comment git submodules current branch and state to the PR
+description: GitHub action to comment git submodule status to the PR
 branding:
     color: gray-dark
     icon: git-branch
@@ -11,7 +11,6 @@ inputs:
     submodule-path:
         description: Path to the submodule directory
         required: true
-        default: false
 runs:
     using: node20
     main: 'dist/index.js'