Prepare working with authentication and Tailwind

postcss.config.js

@@ -1,7 +1,19 @@
-module.exports = {
-  plugins: [
-    require('postcss-import'),
-    require('postcss-nesting'),
-    require('autoprefixer'),
-  ],
+/**
+ * PostCSS configuration
+ */
+const config = {
+  plugins: [require("postcss-import"), require("@tailwindcss/postcss")],
+};
+
+// Add more modules to production
+if (process.env.RAILS_ENV === "production") {
+  config.plugins.push(
+    require("cssnano")({ preset: "default" }),
+    require("autoprefixer"),
+    require("postcss-nested"),
+    require("postcss-flexbugs-fixes"),
+  );
 }
+
+// Export config file
+module.exports = config;