feat: 初始化 xj-oss-syn 项目

- OSS 文件同步核心功能：扫描业务表、上传文件、回写路径
- 业务文件映射配置表（BIZ_FILE_MAPPING），支持动态管理、启用/禁用、自定义 bizPath
- 同步任务异步执行，前端实时轮询进度
- 全局异常过滤器，统一错误日志输出
- 文件日志/任务历史清理接口
- 管理页面：同步管理 + 映射配置 Tab

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/main/resources/app.yml

@@ -0,0 +1,82 @@
+server.port: 8080
+
+solon.app:
+  name: 'xj-oss-syn'
+  group: 'yxtech'
+
+solon.logging:
+  appender:
+    console:
+      level: INFO
+      charset: UTF-8
+    file:
+      level: INFO
+      charset: UTF-8
+  logger:
+    com.yxtech.ossyn:
+      level: INFO
+    com.baomidou.mybatisplus:
+      level: INFO
+
+# =====================================
+# 数据源1：本项目数据库（存储 QH_OSS_FILE_LOG）
+# =====================================
+solon.dataSources:
+  db1!:
+    class: "com.zaxxer.hikari.HikariDataSource"
+    jdbcUrl: jdbc:mysql://localhost:3308/oss_handle?characterEncoding=UTF-8&useUnicode=true&useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Shanghai
+    driverClassName: com.mysql.cj.jdbc.Driver
+    username: root
+    password: 123456
+
+mybatis.db1:
+  typeAliases:
+    - "com.yxtech.ossyn.entity"
+  mappers:
+    - "com.yxtech.ossyn.mapper"
+  configuration:
+    logImpl: org.apache.ibatis.logging.nologging.NoLoggingImpl
+  globalConfig:
+    banner: false
+
+# =====================================
+# 数据源2（业务库）公共连接参数，数据库名动态替换
+# =====================================
+biz-datasource:
+  host: 192.168.1.250
+  port: 3309
+  username: root
+  password: Aa135790123
+  params: "characterEncoding=UTF-8&useUnicode=true&useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Shanghai"
+
+# =====================================
+# 业务表映射配置
+# 格式：数据库名 业务表名 业务表ID列名 业务文件路径列名
+# =====================================
+biz-file-mappings:
+#  - dbName: dmz_health_system
+#    tableName: sys_user
+#    idCol: id
+#    fileCol: avatar
+  - dbName: dmz_health_consult
+    tableName: con_resource
+    idCol: id
+    fileCol: img
+
+# =====================================
+# 本地文件根路径（业务表中存储的是相对路径，拼接此前缀查找文件）
+# =====================================
+local-file:
+  root-path: "D:/upload"
+
+# =====================================
+# OSS 配置（新疆油田 IOSP 平台）
+# =====================================
+xj-oss:
+  gateway-url: http://api.iosp.ydpt.tech
+  client-id: jkglpt
+  client-secret: jkglpt@12345!
+  organization-id: 0
+  config-code: FILE-OSS-0a85c4dd40ca745a598b872c7974bcaca
+  directory: scyx/scfz/aygc/jkgl/
+  file-type-white-list: dat,svg,dwg,pr,pptm,ai,bak,pptx,lic,db,caj,wps,xmind,eps,exe,doc,docx,xls,xlsx,ppt,pps,pdf,xml,webp,MOV,MP4,HEVC,wmv,rmvb,rm,odt,3gp,swf,gz,tgz,log,bz,bz2,tbz,zip,rar,tar,7z,mp3,mid,ogg,mpga,mp4a,wav,wma,avi,dv,mp4,bmp,xlsm,dps,bak,cdr,et,kdh,nh,,nh,mpeg,mpg,mov,wm,flv,mkv,bmp,jpg,jpeg,gif,png,tif,tiff,tga,psd,txt,php,html,htm,js,css,rtf,rtfd,py,java,rb,sh,pl,sql,xml,gdb,gdbx