docs: 迁移 spring-ai 通用文档到 rui-docs

从 docs-local 迁移以下文档：

- backend/guides/: AI开发环境配置、Nacos配置、GitNexus指南、OpenCode工作流等

- backend/templates/: Superpowers设计模板、计划模板、审查清单

- backend/config-templates/: 应用配置模板、Nacos配置

- backend/design/: 数据库表结构规划

- backend/specs/: 项目文档治理、MQ统一推送设计

- backend/: 代码分析报告、Feign分析报告、文档治理报告

- frontend/design/: Admin-UI分模块打包设计

backend/config-templates/nacos/rui-data.yaml

@@ -0,0 +1,74 @@
+# rui-data.yaml — 数据库模块共享
+# Data ID: rui-data.yaml
+# Group:   DEFAULT_GROUP
+# 用途：   数据源 + MyBatis Plus 配置（仅 DB 模块导入）
+
+spring:
+  datasource:
+    url: jdbc:mysql://${DB_HOST:192.168.31.210}:3306/rui_platform?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+    username: ${DB_USERNAME:root}
+    password: ${DB_PASSWORD:123456}
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    druid:
+      initial-size: 5
+      min-idle: 5
+      max-active: 20
+      max-wait: 60000
+
+mybatis-plus:
+  global-config:
+    db-config:
+      table-prefix: rui_
+      id-type: assign_id
+      logic-delete-field: deleted
+      logic-delete-value: 1
+      logic-not-delete-value: 0
+  configuration:
+    map-underscore-to-camel-case: true
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+  mapper-locations: classpath*:/mapper/**/*.xml
+  tenant:
+    mode: IGNORE
+    tenant-ignore:
+      - sys_tenant
+      - user_credential
+      - system_oauth2_client
+    # 系统租户也需限制租户隔离的表（即使是系统租户，也只能查自己租户的数据）
+    system-tenant-table:
+      - uc_user
+      - uc_user_detail
+      - uc_user_role
+      - uc_user_dept
+      - uc_user_post
+      - uc_user_permission
+      - uc_user_level
+      - uc_user_level_log
+      - sys_menu
+      - sys_role
+      - sys_role_menu
+      - sys_role_dept
+      - sys_dept
+      - sys_post
+      - sys_dict_type
+      - sys_dict_item
+      - sys_config
+      - sys_oper_log
+      - sys_login_log
+
+
+seata:
+  enabled: true
+  tx-service-group: my_tx_group
+  service:
+    vgroup-mapping:
+      my_tx_group: default
+    data-source-proxy-mode: AT
+  registry:
+    type: nacos
+    nacos:
+      application: seata-server
+      server-addr: ${spring.cloud.nacos.config.server-addr}
+      group : SEATA_GROUP
+      namespace: cloud
+      username: ${spring.cloud.nacos.config.username}
+      password: ${spring.cloud.nacos.config.password}