use alternative publishing action

.github/workflows/publish.yaml

@@ -38,18 +38,8 @@ jobs:
           AWS_SECRET_ACCESS_KEY: ${{ secrets.DOCS_DEPLOY_AWS_API_SECRET }}
           AWS_DEFAULT_REGION: "us-east-1"
 
-      - name: Setup credentials
-        run: |
-          mkdir -p ~/.pub-cache
-          cat <<EOF > ~/.pub-cache/credentials.json
-          {
-            "accessToken": "${{ secrets.OAUTH_ACCESS_TOKEN }}",
-            "refreshToken": "${{ secrets.OAUTH_REFRESH_TOKEN }}",
-            "idToken": "${{ secrets.OAUTH_ID_TOKEN }}",
-            "tokenEndpoint":"https://accounts.google.com/o/oauth2/token",
-            "scopes": [ "openid", "https://www.googleapis.com/auth/userinfo.email" ],
-            "expiration": 1628106170263
-          }
-          EOF
-
-      - run: flutter pub publish -f
+      - name: publish to pub.dev
+        uses: k-paxian/dart-package-publisher@master
+        with:
+          accessToken: ${{ secrets.OAUTH_ACCESS_TOKEN }}
+          refreshToken: ${{ secrets.OAUTH_REFRESH_TOKEN }}