diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..700add9
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,55 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  package-build:
+    runs-on: ubuntu-latest
+    name: 'Build-Test'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '16'
+      - name: Install Deps
+        run: yarn install
+      - name: Build
+        run: yarn build
+
+  demo-build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node_version: ['12', '14', '16']
+        include:
+          - os: macos-latest
+            node_version: 16
+          - os: windows-latest
+            node_version: 16
+    name: 'Demo-Build-Test: node-${{ matrix.node_version }}, ${{ matrix.os }}'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set node version to ${{ matrix.node_version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node_version }}
+      - name: Package Install deps
+        run: yarn install
+      - name: Package Build
+        run: yarn build
+      - name: Demo Install deps
+        run: |
+          cd demo/
+          yarn install
+      - name: Demo build
+        run: |
+          cd demo/
+          yarn build
diff --git a/demo/package.json b/demo/package.json
index 7b2133d..0d078a8 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -10,6 +10,6 @@
   "devDependencies": {
     "cesium": "^1.88.0",
     "vite": "^2.7.1",
-    "vite-plugin-cesium": "^1.2.12"
+    "vite-plugin-cesium": "link:.."
   }
 }
diff --git a/demo/vite.config.js b/demo/vite.config.js
index 3a93255..d062eca 100644
--- a/demo/vite.config.js
+++ b/demo/vite.config.js
@@ -1,5 +1,5 @@
 import { defineConfig } from 'vite';
 import cesium from 'vite-plugin-cesium';
 export default defineConfig({
-  plugins: [cesium()]
+  plugins: [cesium({ rebuildCesium: true })]
 });