Initial commit: 心理咨询预约系统

PHP 前后端一体：首页咨询师列表、预约表单、管理后台、二维码准入与邮件通知；敏感配置与提交数据通过 .gitignore 排除。

Co-authored-by: Cursor <cursoragent@cursor.com>

config/mail.example.json

@@ -0,0 +1,17 @@
+{
+  "enabled": true,
+  "recipients": [
+    "your-recipient@example.com",
+    "another@example.com"
+  ],
+  "subject": "【心理咨询】新预约提交",
+  "smtp": {
+    "host": "smtp.qiye.aliyun.com",
+    "port": 465,
+    "encryption": "ssl",
+    "username": "your-email@example.com",
+    "password": "your-smtp-password",
+    "from": "your-email@example.com",
+    "fromName": "心理咨询系统"
+  }
+}