Add publish workflow for cnativeapi and nativeapi

Author: lijy91

.github/workflows/publish.yml

@@ -0,0 +1,22 @@
+name: Publish to pub.dev
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+*"
+
+jobs:
+  publish-cnativeapi:
+    permissions:
+      id-token: write # Required for authentication using OIDC
+    uses: dart-lang/setup-dart/.github/workflows/publish.yml@v1
+    with:
+      working-directory: packages/cnativeapi
+
+  publish-nativeapi:
+    needs: publish-cnativeapi
+    permissions:
+      id-token: write # Required for authentication using OIDC
+    uses: dart-lang/setup-dart/.github/workflows/publish.yml@v1
+    with:
+      working-directory: packages/nativeapi