Add auto update package on push workflow

.github/workflows/deploy.yml

@@ -0,0 +1,24 @@
+name: Update Packagist
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  update-packagist:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Update Packagist
+        env:
+          PACKAGIST_USERNAME: ${{ secrets.PACKAGIST_USERNAME }}
+          PACKAGIST_TOKEN: ${{ secrets.PACKAGIST_TOKEN }}
+        run: |
+          curl -X POST \
+            -H "Content-Type:application/json" \
+            -d '{"username": "${{ env.PACKAGIST_USERNAME }}", "apiToken": "${{ env.PACKAGIST_TOKEN }}"}' \
+            https://packagist.org/api/update/zuko/flex2cell