Added 'zhlint' to validate the content format (#1076)

* added zhlint to validate the content format

* fixed lint jobs in circleci config file

* Update package.json

* Update .nvmrc

Author: Jinjiang

.circleci/config.yml

@@ -10,7 +10,7 @@ jobs:
 
     docker:
       # specify the version you desire here
-      - image: circleci/node:8
+      - image: circleci/node:12
 
       # Specify service dependencies here if necessary
       # CircleCI maintains a library of pre-built images
@@ -51,3 +51,39 @@ jobs:
             git add .
             git commit -m "generated docs"
             git push origin HEAD:gh-pages --force
+  lint:
+    branches:
+      ignore:
+        - master
+        - gh-pages
+
+    docker:
+      # specify the version you desire here
+      - image: circleci/node:12
+
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/mongo:3.4.4
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      # Download and cache dependencies
+      - restore_cache:
+          keys:
+            - v1-dependencies-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - v1-dependencies-
+
+      - run: yarn install
+
+      - save_cache:
+          paths:
+            - node_modules
+          key: v1-dependencies-{{ checksum "package.json" }}
+
+      # run tests!
+      - run: yarn lint

.nvmrc

@@ -1 +1 @@
-v8.9.4
+v12

package.json

@@ -6,11 +6,12 @@
   },
   "scripts": {
     "start": "hexo server",
+    "lint": "zhlint 'src/v2/{guide,api,style-guide}/*.md'",
     "build": "node pre-deploy.js && hexo clean && hexo generate",
     "deploy": "npm run build && hexo deploy"
   },
   "engines": {
-    "node": ">=8.9.0"
+    "node": ">=12.0.0"
   },
   "dependencies": {
     "hexo": "^3.6.0",
@@ -27,6 +28,7 @@
     "hexo-renderer-stylus": "^0.3.3",
     "hexo-server": "^0.3.1",
     "hoek": "^6.1.2",
-    "request": "^2.85.0"
+    "request": "^2.85.0",
+    "zhlint": "git+https://github.com/Jinjiang/zhlint.git"
   }
-}
+}