Fix publish action (close #38)

.github/workflows/publish.yml

@@ -3,7 +3,7 @@ name: Publish package to pub.dev and make a GitHub release
 on:
   push:
     tags:
-    - '*.*.*'
+      - '[0-9]+.[0-9]+.[0-9]+*'
 
 jobs:
   test:
@@ -62,25 +62,9 @@ jobs:
 
   publish_pubdev:
     needs: ["test", "version_check"]
-    runs-on: ubuntu-latest
-    container:
-      image: google/dart:latest
-    steps:
-    - uses: actions/checkout@v1
-    - name: Setup credentials
-      run: | 
-        mkdir -p ~/.pub-cache 
-        cat <<EOF > ~/.pub-cache/credentials.json
-        {
-          "accessToken":"${{ secrets.ACCESS_TOKEN }}",
-          "refreshToken":"${{ secrets.REFRESH_TOKEN }}",
-          "tokenEndpoint":"https://accounts.google.com/o/oauth2/token",
-          "scopes": [ "openid", "https://www.googleapis.com/auth/userinfo.email" ],
-          "expiration": 1643122520446
-        }
-        EOF
-    - name: Publish package
-      run: pub publish -f
+    permissions:
+      id-token: write
+    uses: dart-lang/setup-dart/.github/workflows/publish.yml@v1
 
   release:
     needs: ["test", "publish_pubdev", "version_check"]