초기 커밋: 5130 레거시 시스템

- URL 하드코딩 → .env APP_URL 기반 동적 URL로 변경
- DB 연결 하드코딩 → .env 기반으로 변경
- MySQL strict mode DATE 오류 수정

dbeditor/phpmyadmin.css.php

@@ -0,0 +1,34 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Main stylesheet loader
+ *
+ * @package PhpMyAdmin
+ */
+use PhpMyAdmin\OutputBuffering;
+use PhpMyAdmin\ThemeManager;
+
+/**
+ *
+ */
+
+define('PMA_MINIMUM_COMMON', true);
+require_once 'libraries/common.inc.php';
+
+
+$buffer = OutputBuffering::getInstance();
+$buffer->start();
+register_shutdown_function(
+    function () {
+        echo OutputBuffering::getInstance()->getContents();
+    }
+);
+
+// Send correct type:
+header('Content-Type: text/css; charset=UTF-8');
+
+// Cache output in client - the nocache query parameter makes sure that this
+// file is reloaded when config changes
+header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 3600) . ' GMT');
+
+ThemeManager::getInstance()->printCss();