diff --git a/pom.xml b/pom.xml
index 6ee0dc8..a34edfd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
     </scm>
     <properties>
         <java.version>17</java.version>
-        <knife4j.version>4.3.0</knife4j.version>
+        <knife4j.version>4.5.0</knife4j.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
diff --git a/src/main/java/com/rj/AISmartCard20251230Application.java b/src/main/java/com/rj/AISmartCard20251230Application.java
index c65eee0..1cf7eaf 100644
--- a/src/main/java/com/rj/AISmartCard20251230Application.java
+++ b/src/main/java/com/rj/AISmartCard20251230Application.java
@@ -11,7 +11,7 @@ import org.springframework.scheduling.annotation.EnableScheduling;
  * <p>常用调试与文档访问地址：</p>
  * <ul>
  *     <li>统一网关代理： https://npmgg.huayang-star.com/nginx/proxy</li>
- *     <li>本地接口文档： http://localhost:9060/doc.html#/home</li>
+ *     <li>本地接口文档： http://localhost:8090/doc.html#/home</li>
  *     <li>公共接口（硅谷）： https://apig.huayang-star.com/doc.html#/home （43.153.123.65）</li>
  *     <li>公共接口（上海）： https://api.huayang-star.com/doc.html#/home （101.35.52.237）</li>
  *     <li>SwaggerUI： http://localhost:9060/swagger-ui/index.html?urls.primaryName=public-api</li>
diff --git a/src/main/java/com/rj/controller/TenantController.java b/src/main/java/com/rj/controller/TenantController.java
index 3cb5625..3159b0b 100644
--- a/src/main/java/com/rj/controller/TenantController.java
+++ b/src/main/java/com/rj/controller/TenantController.java
@@ -1,5 +1,6 @@
 package com.rj.controller;
 
+import com.rj.entity.Tenant;
 import com.rj.service.ITenantService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
@@ -81,5 +82,56 @@ public class TenantController {
                                                                            expireStartTime, expireEndTime);
         return ResponseEntity.ok(result);
     }
+
+    /**
+     * 新增租户
+     */
+    @PostMapping("/add")
+    @Operation(summary = "新增租户", description = "添加新的租户信息")
+    public ResponseEntity<Map<String, Object>> addTenant(
+            @Parameter(description = "租户信息", required = true)
+            @RequestBody Tenant tenant) {
+        Map<String, Object> result = tenantService.addTenant(tenant);
+        Boolean success = (Boolean) result.get("success");
+        if (success != null && success) {
+            return ResponseEntity.ok(result);
+        } else {
+            return ResponseEntity.badRequest().body(result);
+        }
+    }
+
+    /**
+     * 更新租户信息
+     */
+    @PutMapping("/update")
+    @Operation(summary = "更新租户信息", description = "更新租户详细信息")
+    public ResponseEntity<Map<String, Object>> updateTenant(
+            @Parameter(description = "租户信息", required = true)
+            @RequestBody Tenant tenant) {
+        Map<String, Object> result = tenantService.updateTenant(tenant);
+        Boolean success = (Boolean) result.get("success");
+        if (success != null && success) {
+            return ResponseEntity.ok(result);
+        } else {
+            return ResponseEntity.badRequest().body(result);
+        }
+    }
+
+    /**
+     * 根据ID删除租户
+     */
+    @DeleteMapping("/delete/{id}")
+    @Operation(summary = "删除租户", description = "根据租户ID删除租户信息")
+    public ResponseEntity<Map<String, Object>> deleteTenant(
+            @Parameter(description = "租户ID", required = true)
+            @PathVariable String id) {
+        Map<String, Object> result = tenantService.deleteTenant(id);
+        Boolean success = (Boolean) result.get("success");
+        if (success != null && success) {
+            return ResponseEntity.ok(result);
+        } else {
+            return ResponseEntity.badRequest().body(result);
+        }
+    }
 }
 
diff --git a/src/main/java/com/rj/service/ITenantService.java b/src/main/java/com/rj/service/ITenantService.java
index bb8d7e6..e520f8f 100644
--- a/src/main/java/com/rj/service/ITenantService.java
+++ b/src/main/java/com/rj/service/ITenantService.java
@@ -47,5 +47,26 @@ public interface ITenantService extends IService<Tenant> {
                                                  Integer status, String contactName, 
                                                  String contactPhone, String expireStartTime, 
                                                  String expireEndTime);
+
+    /**
+     * 新增租户
+     * @param tenant 租户信息
+     * @return 操作结果
+     */
+    Map<String, Object> addTenant(Tenant tenant);
+
+    /**
+     * 更新租户信息
+     * @param tenant 租户信息
+     * @return 操作结果
+     */
+    Map<String, Object> updateTenant(Tenant tenant);
+
+    /**
+     * 根据ID删除租户
+     * @param id 租户ID
+     * @return 操作结果
+     */
+    Map<String, Object> deleteTenant(String id);
 }
 
diff --git a/src/main/java/com/rj/service/impl/TenantServiceImpl.java b/src/main/java/com/rj/service/impl/TenantServiceImpl.java
index 2bb2609..49e6b64 100644
--- a/src/main/java/com/rj/service/impl/TenantServiceImpl.java
+++ b/src/main/java/com/rj/service/impl/TenantServiceImpl.java
@@ -13,6 +13,7 @@ import java.time.format.DateTimeFormatter;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.UUID;
 
 /**
  * <p>
@@ -139,5 +140,141 @@ public class TenantServiceImpl extends ServiceImpl<TenantMapper, Tenant> impleme
         
         return queryWrapper;
     }
+
+    @Override
+    public Map<String, Object> addTenant(Tenant tenant) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            // 验证必填字段
+            if (tenant.getTenantCode() == null || tenant.getTenantCode().trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "租户编码不能为空");
+                return result;
+            }
+            if (tenant.getTenantName() == null || tenant.getTenantName().trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "租户名称不能为空");
+                return result;
+            }
+
+            // 检查租户编码是否已存在
+            LambdaQueryWrapper<Tenant> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(Tenant::getTenantCode, tenant.getTenantCode());
+            long count = this.count(queryWrapper);
+            if (count > 0) {
+                result.put("success", false);
+                result.put("message", "租户编码已存在");
+                return result;
+            }
+
+            // 生成UUID作为主键
+            tenant.setId(UUID.randomUUID().toString().replace("-", ""));
+            tenant.setCreateTime(LocalDateTime.now());
+            tenant.setUpdateTime(LocalDateTime.now());
+
+            // 设置默认状态为启用
+            if (tenant.getStatus() == null) {
+                tenant.setStatus(1);
+            }
+
+            boolean success = this.save(tenant);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "租户添加成功");
+                result.put("data", tenant);
+            } else {
+                result.put("success", false);
+                result.put("message", "租户添加失败");
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "租户添加异常：" + e.getMessage());
+        }
+        return result;
+    }
+
+    @Override
+    public Map<String, Object> updateTenant(Tenant tenant) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            if (tenant.getId() == null || tenant.getId().trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "租户ID不能为空");
+                return result;
+            }
+
+            // 检查租户是否存在
+            Tenant existingTenant = this.getById(tenant.getId());
+            if (existingTenant == null) {
+                result.put("success", false);
+                result.put("message", "租户不存在");
+                return result;
+            }
+
+            // 如果修改了租户编码，检查新编码是否已存在
+            if (tenant.getTenantCode() != null && !tenant.getTenantCode().equals(existingTenant.getTenantCode())) {
+                LambdaQueryWrapper<Tenant> queryWrapper = new LambdaQueryWrapper<>();
+                queryWrapper.eq(Tenant::getTenantCode, tenant.getTenantCode());
+                long count = this.count(queryWrapper);
+                if (count > 0) {
+                    result.put("success", false);
+                    result.put("message", "租户编码已存在");
+                    return result;
+                }
+            }
+
+            // 设置更新时间
+            tenant.setUpdateTime(LocalDateTime.now());
+            // 不更新创建时间
+            tenant.setCreateTime(existingTenant.getCreateTime());
+
+            boolean success = this.updateById(tenant);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "租户信息更新成功");
+                result.put("data", tenant);
+            } else {
+                result.put("success", false);
+                result.put("message", "租户信息更新失败");
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "更新异常：" + e.getMessage());
+        }
+        return result;
+    }
+
+    @Override
+    public Map<String, Object> deleteTenant(String id) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            if (id == null || id.trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "租户ID不能为空");
+                return result;
+            }
+
+            // 检查租户是否存在
+            Tenant tenant = this.getById(id);
+            if (tenant == null) {
+                result.put("success", false);
+                result.put("message", "租户不存在");
+                return result;
+            }
+
+            boolean success = this.removeById(id);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "租户删除成功");
+            } else {
+                result.put("success", false);
+                result.put("message", "租户删除失败");
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "删除异常：" + e.getMessage());
+        }
+        return result;
+    }
 }
 
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 206c1dc..a785cdb 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -201,6 +201,7 @@ springdoc:
     path: /v3/api-docs       # OpenAPI 描述文件路径
   default-consumes-media-type: application/json
   default-produces-media-type: application/json
+  override-with-generic-response: false  # 禁用通用响应覆盖，解决版本兼容性问题
 
 swagger:
     api: