chore: split lint config files

.eslintrc

@@ -0,0 +1,4 @@
+{
+  "root": true,
+  "extends": ["@vant"]
+}

.github/CONTRIBUTING.md

@@ -29,9 +29,7 @@ It's welcomed to pull request, And there are some tips about that:
 ```bash
 git clone git@github.com:youzan/vant.git
 
-cd vant
-
-npm run bootstrap
+cd vant && yarn
 
 npm run dev
 

.prettierrc

@@ -0,0 +1,4 @@
+{
+  "singleQuote": true,
+  "proseWrap": "never"
+}

.stylelintrc

@@ -0,0 +1,3 @@
+{
+  "extends": ["@vant/stylelint-config"]
+}

docs/markdown/contribution.zh-CN.md

@@ -22,7 +22,7 @@
 git clone git@github.com:youzan/vant.git
 
 # 安装依赖
-cd vant && npm run bootstrap
+cd vant && yarn
 
 # 进入开发模式，浏览器访问 http://localhost:8080
 npm run dev

package.json

@@ -16,7 +16,6 @@
     "registry": "https://registry.npmjs.org/"
   },
   "scripts": {
-    "bootstrap": "yarn || npm i",
     "dev": "vant-cli dev",
     "lint": "vant-cli lint",
     "test": "vant-cli test",
@@ -82,21 +81,6 @@
     "attributes": "vetur/attributes.json"
   },
   "web-types": "vetur/web-types.json",
-  "eslintConfig": {
-    "root": true,
-    "extends": [
-      "@vant"
-    ]
-  },
-  "stylelint": {
-    "extends": [
-      "@vant/stylelint-config"
-    ]
-  },
-  "prettier": {
-    "singleQuote": true,
-    "proseWrap": "never"
-  },
   "browserslist": [
     "Android >= 4.0",
     "iOS >= 8"