new release

README.md

@@ -1 +1,21 @@
 # google-chat-action
+
+Sample
+
+```yaml
+name: Sample Testing
+on: [push]
+
+jobs:
+  my_job:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Chat Setup
+      uses: DTherHtun/google-chat-action@v0.1
+      with:
+        msg: ${GITHUB_REF}
+        webhook: "https://chat.googleapis.co....."
+```