Merge pull request #18 from contentstack/fix/workflow

Update workflow configurations

Author: reeshika-h

.github/workflows/publish.yml

@@ -0,0 +1,27 @@
+# .github/workflows/publish.yml
+name: Publish to pub.dev
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'  # must match tag pattern on pub.dev (e.g. 'v{{version}}')
+  workflow_dispatch:  # manual trigger: runs dry-run only (pub.dev accepts publish only on tag push)
+
+jobs:
+  publish:
+    permissions:
+      id-token: write  # Required for OIDC authentication
+    name: 'Publish to pub.dev'
+    environment: 'pub.dev'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dart-lang/setup-dart@v1
+        with:
+          sdk: stable
+      - name: Install dependencies
+        run: dart pub get
+      - name: Test Publish (Dry Run)
+        run: dart pub publish --dry-run
+      - name: Publish
+        run: dart pub publish --force