notes app created with files backend

local/notes/db.php

@@ -0,0 +1,8 @@
+<?php
+#create schema notes;
+$pdo = new PDO("pgsql:dbname=php", "", "", [
+    PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+    PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+]);
+$pdo->query("create table mail(id int)");
+?>