add release test workflow

.github/workflows/release-test.yml

@@ -0,0 +1,28 @@
+name: Release Test
+
+on:
+  pull_request:
+    branches:
+      - main
+    types: [ opened, reopened ]
+  push:
+    branches: [ "main" ]
+
+jobs:
+  build-test-job:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: 18
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Build Seanime
+        run: npm run init