refactor application configuration and update user model with new fields

target/classes/application.yml

@@ -1,15 +1,22 @@
 spring:
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
-    url: jdbc:mysql://localhost:3306/chat?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
+    url: jdbc:mysql://101.200.154.78:3306/yunda_qa?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
     username: root
-    password: password
-  
-  # JPA configuration (optional, if you need JPA alongside MyBatis-Flex)
-  jpa:
-    show-sql: true
-    hibernate:
-      ddl-auto: update
+    password: mysql_Jt3yzh
+
+  # Mail configuration
+  mail:
+    host: smtp.gmail.com
+    port: 587
+    username: your-email@gmail.com
+    password: your-app-password
+    properties:
+      mail:
+        smtp:
+          auth: true
+          starttls:
+            enable: true
 
 # MyBatis-Flex configuration
 mybatis-flex:
@@ -19,6 +26,15 @@ mybatis-flex:
   # Mapper XML location (optional)
   mapper-locations: classpath*:mapper/*.xml
 
+# JWT configuration
+jwt:
+  secret: mySecretKeyForJWTTokenGenerationAndValidation
+  expiration: 86400000 # 24 hours in milliseconds
+
+# App configuration
+app:
+  reset-password-url: http://localhost:3000/reset-password
+
 # Server configuration
 server:
   port: 8080