Update docs to encourage user import plugin themself (#18411)

prettier.config.js

@@ -0,0 +1,28 @@
+/**
+ * @see https://prettier.io/docs/configuration
+ * @type {import("prettier").Config}
+ */
+const config = {
+  overrides: [
+    {
+      files: ["**/*.{js,mjs,cjs}"],
+      options: {
+        parser: "meriyah",
+      },
+    },
+    {
+      files: ["bin/prettier.cjs"],
+      options: {
+        trailingComma: "none",
+      },
+    },
+    {
+      files: [".vscode/*.json", "tsconfig.json"],
+      options: {
+        parser: "jsonc",
+      },
+    },
+  ],
+};
+
+export default config;