Prepare to run upgrader

.gitignore

@@ -36,3 +36,5 @@
 
 /app/assets/builds/*
 !/app/assets/builds/.keep
+
+/node_modules

config/tailwind.config.js

@@ -2,10 +2,10 @@ const defaultTheme = require('tailwindcss/defaultTheme')
 
 module.exports = {
   content: [
-    './public/*.html',
-    './app/helpers/**/*.rb',
-    './app/javascript/**/*.js',
-    './app/views/**/*.{erb,haml,html,slim}'
+    '../public/*.html',
+    '../app/helpers/**/*.rb',
+    '../app/javascript/**/*.js',
+    '../app/views/**/*.{erb,haml,html,slim}'
   ],
   theme: {
     extend: {

package.json

@@ -0,0 +1,10 @@
+{
+  "name": "app_name",
+  "version": "1.0.0",
+  "dependencies": {
+    "tailwindcss": "^3.4.17",
+    "@tailwindcss/aspect-ratio": "^0.4.2",
+    "@tailwindcss/forms": "^0.5.10",
+    "@tailwindcss/typography": "^0.5.16"
+  }
+}