ci: Add 2 workflows

Signed-off-by: Caijinglong <[email protected]>

.github/workflows/publish_pub.yaml

@@ -0,0 +1,12 @@
+name: Publish to pub.dev
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+*"
+
+jobs:
+  publish:
+    permissions:
+      id-token: write # Required for authentication using OIDC
+    uses: dart-lang/setup-dart/.github/workflows/publish.yml@v1

.github/workflows/unit_test.yaml

@@ -0,0 +1,21 @@
+name: Unit test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - uses: dart-lang/setup-dart@v1
+      - run: dart pub get
+      - run: dart format --output=none --set-exit-if-changed .
+      - run: dart analyze
+      - run: dart test