diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 00000000..381c24d0
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,32 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: '14.x'
+
+    - name: Install dependencies
+      uses: bahmutov/npm-install@v1
+
+    - name: Run linter
+      run: npm run lint
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: '14.x'
+
+    - name: Install dependencies
+      uses: bahmutov/npm-install@v1
+
+    - name: Build
+      run: npm run build:lib
diff --git a/packages/common/component.ts b/packages/common/component.ts
index 7de3d9a1..d1d10154 100644
--- a/packages/common/component.ts
+++ b/packages/common/component.ts
@@ -1,7 +1,11 @@
 import { basic } from '../mixins/basic';
 import { VantComponentOptions } from 'definitions/index';
 
-function mapKeys(source: object, target: object, map: object) {
+function mapKeys(
+  source: Record<string, any>,
+  target: Record<string, any>,
+  map: Record<string, any>
+) {
   Object.keys(map).forEach((key) => {
     if (source[key]) {
       target[map[key]] = source[key];
diff --git a/packages/common/validator.ts b/packages/common/validator.ts
index 82646a04..6705fce4 100644
--- a/packages/common/validator.ts
+++ b/packages/common/validator.ts
@@ -1,3 +1,4 @@
+// eslint-disable-next-line @typescript-eslint/ban-types
 export function isFunction(val: unknown): val is Function {
   return typeof val === 'function';
 }
diff --git a/packages/picker/index.ts b/packages/picker/index.ts
index 2930041f..05cbff2a 100644
--- a/packages/picker/index.ts
+++ b/packages/picker/index.ts
@@ -2,7 +2,7 @@ import { VantComponent } from '../common/component';
 import { pickerProps } from './shared';
 
 interface Column {
-  values: object[];
+  values: any[];
   defaultIndex?: number;
 }