Update tailwind to use JIT

Author: RoyalIcing

Diff for: apps/components_guide_web/assets/package-lock.json

@@ -28,7 +28,7 @@
     "postcss": "^8.2.8",
     "postcss-import": "^14.0.0",
     "postcss-loader": "^5.2.0",
-    "tailwindcss": "^2.0.4",
+    "tailwindcss": "^2.1.1",
     "uglifyjs-webpack-plugin": "^2.2.0",
     "vue-loader": "^15.9.2",
     "vue-template-compiler": "^2.6.11",

Diff for: apps/components_guide_web/assets/package.json

@@ -1,10 +1,11 @@
 module.exports = {
-  purge: ["../**/*.ex", "../**/*.eex", "../**/*.html", "../**/*.md"],
-  plugins: [require("@tailwindcss/forms")],
+  mode: 'jit',
+  purge: ['../lib/**/*.{ex,eex,html,md}'],
+  plugins: [require('@tailwindcss/forms')],
   theme: {
     extend: {
       colors: {
-        current: "currentColor",
+        current: 'currentColor',
       },
     },
   },