refactor(ops,iot): 重构区域设备关联模块并添加Redis缓存

主要变更：
1. 将 ops_area_device_relation 表所有权移至 Ops 模块
   - 新增 OpsAreaDeviceRelationDO、Mapper、Service、Controller
   - 新增 AreaDeviceApi Feign 接口供其他模块调用
   - ���除 IoT 模块中的旧 DO 和 Mapper

2. 实现 Redis JSON 缓存（IoT 可读）
   - 统一缓存 Key: ops:area:device:{deviceId}
   - 统一缓存 Key: ops:area:{areaId}:type:{relationType}
   - TTL: 30分钟，空值缓存: 1分钟

3. IoT 模块通过 Feign 调用 Ops
   - 优先读 Redis 缓存，未命中时调用 Ops API
   - 缓存由 Ops 模块统一管理

4. 删除 IoT 模块废弃文件
   - OpsAreaDeviceRelationDO.java
   - OpsAreaDeviceRelationMapper.java

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

viewsh-module-ops/viewsh-module-ops-api/src/main/java/com/viewsh/module/ops/api/area/AreaDeviceApi.java

@@ -0,0 +1,66 @@
+package com.viewsh.module.ops.api.area;
+
+import com.viewsh.framework.common.pojo.CommonResult;
+import com.viewsh.module.ops.enums.ApiConstants;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import java.util.List;
+
+/**
+ * 区域设备关联 API
+ * <p>
+ * 提供 RPC 接口供其他模块（如 IoT 模块）查询区域设备关联关系
+ * <p>
+ * 支持功能：
+ * - 查询区域的工牌设备列表
+ * - 查询设备的关联关系
+ * - 按类型查询区域设备
+ *
+ * @author lzh
+ */
+@FeignClient(name = ApiConstants.NAME) // TODO 芋艿：fallbackFactory =
+@Tag(name = "RPC 服务 - 区域设备关联")
+public interface AreaDeviceApi {
+
+    String PREFIX = ApiConstants.PREFIX + "/area-device";
+
+    // ==================== 按区域查询 ====================
+
+    @GetMapping(PREFIX + "/{areaId}/badges")
+    @Operation(summary = "查询区域的工牌设备列表")
+    CommonResult<List<AreaDeviceDTO>> getBadgesByArea(
+            @Parameter(description = "区域ID", required = true, example = "1302")
+            @PathVariable("areaId") Long areaId
+    );
+
+    @GetMapping(PREFIX + "/{areaId}/devices")
+    @Operation(summary = "查询区域设备列表（按类型）")
+    CommonResult<List<AreaDeviceDTO>> getDevicesByAreaAndType(
+            @Parameter(description = "区域ID", required = true, example = "1302")
+            @PathVariable("areaId") Long areaId,
+            @Parameter(description = "关联类型（BADGE/TRAFFIC_COUNTER/BEACON）", required = true, example = "BADGE")
+            @RequestParam("relationType") String relationType
+    );
+
+    // ==================== 按设备查询 ====================
+
+    @GetMapping(PREFIX + "/device/{deviceId}/relation")
+    @Operation(summary = "查询设备的关联关系")
+    CommonResult<DeviceRelationDTO> getDeviceRelation(
+            @Parameter(description = "设备ID", required = true, example = "34")
+            @PathVariable("deviceId") Long deviceId
+    );
+
+    @GetMapping(PREFIX + "/device/{deviceId}/full-relation")
+    @Operation(summary = "查询设备的完整关联关系（包含集成配置）")
+    CommonResult<DeviceRelationDTO> getDeviceRelationWithConfig(
+            @Parameter(description = "设备ID", required = true, example = "34")
+            @PathVariable("deviceId") Long deviceId
+    );
+}

viewsh-module-ops/viewsh-module-ops-api/src/main/java/com/viewsh/module/ops/api/area/AreaDeviceDTO.java

@@ -0,0 +1,48 @@
+package com.viewsh.module.ops.api.area;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Map;
+
+/**
+ * 区域设备 DTO
+ * <p>
+ * 表示运营区域与 IoT 设备的关联关系
+ *
+ * @author lzh
+ */
+@Schema(description = "区域设备关联")
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class AreaDeviceDTO {
+
+    @Schema(description = "设备ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "34")
+    private Long deviceId;
+
+    @Schema(description = "设备Key", example = "09207457042")
+    private String deviceKey;
+
+    @Schema(description = "产品ID", example = "19")
+    private Long productId;
+
+    @Schema(description = "产品Key", example = "AOQwO9pJWKgfFTk4")
+    private String productKey;
+
+    @Schema(description = "区域ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "1302")
+    private Long areaId;
+
+    @Schema(description = "关联类型", example = "BADGE")
+    private String relationType;
+
+    @Schema(description = "是否启用", example = "true")
+    private Boolean enabled;
+
+    @Schema(description = "集成配置（JSON）")
+    private Map<String, Object> configData;
+}

viewsh-module-ops/viewsh-module-ops-api/src/main/java/com/viewsh/module/ops/api/area/DeviceRelationDTO.java

@@ -0,0 +1,48 @@
+package com.viewsh.module.ops.api.area;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Map;
+
+/**
+ * 设备关联 DTO
+ * <p>
+ * 表示设备的区域关联关系
+ *
+ * @author lzh
+ */
+@Schema(description = "设备关联关系")
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class DeviceRelationDTO {
+
+    @Schema(description = "设备ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "34")
+    private Long deviceId;
+
+    @Schema(description = "设备Key", example = "09207457042")
+    private String deviceKey;
+
+    @Schema(description = "产品ID", example = "19")
+    private Long productId;
+
+    @Schema(description = "产品Key", example = "AOQwO9pJWKgfFTk4")
+    private String productKey;
+
+    @Schema(description = "区域ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "1302")
+    private Long areaId;
+
+    @Schema(description = "关联类型", example = "BADGE")
+    private String relationType;
+
+    @Schema(description = "是否启用", example = "true")
+    private Boolean enabled;
+
+    @Schema(description = "集成配置（JSON）")
+    private Map<String, Object> configData;
+}

viewsh-module-ops/viewsh-module-ops-api/src/main/java/com/viewsh/module/ops/enums/ApiConstants.java

@@ -9,6 +9,13 @@ import com.viewsh.framework.common.enums.RpcConstants;
  */
 public class ApiConstants {
 
+    /**
+     * 服务名
+     *
+     * 注意，需要保证和 spring.application.name 保持一致
+     */
+    public static final String NAME = "ops-server";
+
     public static final String PREFIX = RpcConstants.RPC_API_PREFIX + "/ops";
 
     public static final String VERSION = "1.0.0";