add various linters

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jarv.is",
-  "version": "1.0.0",
+  "version": "1.3.37",
   "homepage": "https://jarv.is/",
   "license": "MIT",
   "private": true,
@@ -10,8 +10,8 @@
     "url": "https://github.com/jakejarvis"
   },
   "scripts": {
-    "build": "npm run hugo:build && npm run optimize",
-    "build:preview": "npm run hugo:build-dev && npm run optimize",
+    "build": "rm -rf public resources && npm run hugo:build && npm run optimize",
+    "build:preview": "npm run hugo:build-dev",
     "hugo:build": "hugo --gc --cleanDestinationDir --verbose",
     "hugo:build-dev": "HUGO_ENV=development hugo -e development -b $DEPLOY_PRIME_URL --gc --cleanDestinationDir --buildDrafts --buildFuture --verbose",
     "hugo:serve": "hugo server --buildDrafts --buildFuture --port 1313 --bind=0.0.0.0 --verbose",
@@ -19,6 +19,8 @@
     "netlify:serve": "netlify dev --command 'npm run hugo:serve'",
     "optimize": "npm run optimize:img",
     "optimize:img": "find public/ -type d -exec imagemin {}/* --plugin=jpegoptim --plugin=pngquant --plugin=optipng --plugin=svgo --plugin=gifsicle --out-dir={} \\;",
+    "lint:markdown": "markdownlint content/notes/**/*.md",
+    "lint:sass": "stylelint assets/sass/**/* --syntax scss",
     "test": "hugo version; hugo env"
   },
   "dependencies": {},
@@ -29,10 +31,20 @@
     "imagemin-optipng": "^7.1.0",
     "imagemin-pngquant": "^8.0.0",
     "imagemin-svgo": "^7.0.0",
-    "netlify-cli": "^2.21.0"
+    "markdownlint-cli": "~0.19.0",
+    "netlify-cli": "^2.21.0",
+    "stylelint": "~12.0.0",
+    "stylelint-config-recommended-scss": "~4.1.0",
+    "stylelint-scss": "~3.13.0"
   },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/jakejarvis/jarv.is.git"
+  },
+  "stylelint": {
+    "extends": "stylelint-config-recommended-scss",
+    "rules": {
+      "selector-type-no-unknown": null
+    }
   }
 }