Add custom plugins.

lua/plugins/prettier.lua

@@ -0,0 +1,31 @@
+return {
+  {
+    "williamboman/mason.nvim",
+    opts = function(_, opts)
+      table.insert(opts.ensure_installed, "prettier")
+    end,
+  },
+  {
+    "stevearc/conform.nvim",
+    opts = {
+      formatters_by_ft = {
+        ["javascript"] = { "prettier" },
+        ["javascriptreact"] = { "prettier" },
+        ["typescript"] = { "prettier" },
+        ["typescriptreact"] = { "prettier" },
+        ["vue"] = { "prettier" },
+        ["css"] = { "prettier" },
+        ["scss"] = { "prettier" },
+        ["less"] = { "prettier" },
+        ["html"] = { "prettier" },
+        ["json"] = { "prettier" },
+        ["jsonc"] = { "prettier" },
+        ["yaml"] = { "prettier" },
+        ["markdown"] = { "prettier" },
+        ["markdown.mdx"] = { "prettier" },
+        ["graphql"] = { "prettier" },
+        ["handlebars"] = { "prettier" },
+      },
+    },
+  },
+}