Add publish workflow for cnativeapi and nativeapi

Author: lijy91

.github/workflows/publish.yml

@@ -0,0 +1,26 @@
+name: Publish to pub.dev
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  publish:
+    name: Publish
+    permissions:
+      id-token: write
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: dart-lang/setup-dart@v1
+
+      - name: Publish cnativeapi
+        run: dart pub publish --force
+        working-directory: packages/cnativeapi
+
+      - name: Publish nativeapi
+        run: dart pub publish --force
+        working-directory: packages/nativeapi