init commit,

03_source/cms_backend/prettier.config.mjs

@@ -0,0 +1,15 @@
+/**
+ * @type {import("prettier").Config}
+ * Need to restart IDE when changing configuration
+ * Open the command palette (Ctrl + Shift + P) and execute the command > Reload Window.
+ */
+const config = {
+  semi: true,
+  tabWidth: 2,
+  endOfLine: 'lf',
+  printWidth: 160,
+  singleQuote: true,
+  trailingComma: 'es5',
+};
+
+export default config;