feat(notification): 添加微信订阅消息配置管理及幂等授权功能

- 新增微信订阅消息配置管理控制器，支持模板、场景、事件映射配置
- 实现用户通知授权服务的幂等控制，避免前端重试导致授权次数虚增
- 添加微信订阅消息发送日志记录，用于幂等与排障
- 新增视频生成完成时的订阅消息触发功能
- 实现场景模板查询接口，返回用户授权余额信息
- 添加模板V2相关数据表映射器和实体类
- 集成微信订阅消息触发服务到任务完成流程中

src/main/java/com/ycwl/basic/controller/mobile/notify/UserNotificationAuthController.java

@@ -41,7 +41,8 @@ public class UserNotificationAuthController {
     @PostMapping("/record")
     public ApiResponse<NotificationAuthRecordResp> recordAuthorization(
             @RequestBody NotificationAuthRecordReq req) {
-        log.debug("记录用户通知授权: templateIds={}, scenicId={}", req.getTemplateIds(), req.getScenicId());
+        log.debug("记录用户通知授权: templateIds={}, scenicId={}, requestId={}",
+                req.getTemplateIds(), req.getScenicId(), req.getRequestId());
         
         try {
             // 获取当前用户ID
@@ -50,7 +51,7 @@ public class UserNotificationAuthController {
             // 调用批量授权记录方法
             List<UserNotificationAuthorizationService.AuthorizationRecord> records = 
                     userNotificationAuthorizationService.batchRecordAuthorization(
-                            memberId, req.getTemplateIds(), req.getScenicId());
+                            memberId, req.getTemplateIds(), req.getScenicId(), req.getRequestId());
             
             NotificationAuthRecordResp resp = new NotificationAuthRecordResp();
             
@@ -187,4 +188,4 @@ public class UserNotificationAuthController {
             return ApiResponse.fail("获取授权信息失败: " + e.getMessage());
         }
     }
-}
+}

src/main/java/com/ycwl/basic/controller/mobile/notify/WechatSubscribeNotifyController.java

@@ -0,0 +1,86 @@
+package com.ycwl.basic.controller.mobile.notify;
+
+import com.ycwl.basic.model.mobile.notify.resp.WechatSubscribeSceneTemplatesResp;
+import com.ycwl.basic.model.pc.notify.entity.WechatSubscribeTemplateConfigEntity;
+import com.ycwl.basic.service.notify.WechatSubscribeNotifyConfigService;
+import com.ycwl.basic.utils.ApiResponse;
+import com.ycwl.basic.utils.JwtTokenUtil;
+import com.ycwl.basic.utils.NotificationAuthUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * 微信小程序订阅消息：场景模板查询（移动端API）
+ *
+ * @Author: System
+ * @Date: 2025/12/31
+ */
+@RestController
+@RequestMapping("/api/mobile/notify/subscribe")
+@Slf4j
+public class WechatSubscribeNotifyController {
+
+    private final WechatSubscribeNotifyConfigService configService;
+    private final NotificationAuthUtils notificationAuthUtils;
+
+    public WechatSubscribeNotifyController(WechatSubscribeNotifyConfigService configService,
+                                           NotificationAuthUtils notificationAuthUtils) {
+        this.configService = configService;
+        this.notificationAuthUtils = notificationAuthUtils;
+    }
+
+    /**
+     * 获取“场景”下可申请授权的模板列表（支持按 scenicId 覆盖模板ID/开关/文案）
+     */
+    @GetMapping("/scenic/{scenicId}/scenes/{sceneKey}/templates")
+    public ApiResponse<WechatSubscribeSceneTemplatesResp> listSceneTemplates(@PathVariable("scenicId") Long scenicId,
+                                                                             @PathVariable("sceneKey") String sceneKey) {
+        if (scenicId == null) {
+            return ApiResponse.fail("scenicId不能为空");
+        }
+        if (StringUtils.isBlank(sceneKey)) {
+            return ApiResponse.fail("sceneKey不能为空");
+        }
+
+        Long memberId = JwtTokenUtil.getWorker().getUserId();
+        List<WechatSubscribeTemplateConfigEntity> configs = configService.listSceneTemplateConfigs(scenicId, sceneKey);
+
+        WechatSubscribeSceneTemplatesResp resp = new WechatSubscribeSceneTemplatesResp();
+        resp.setScenicId(scenicId);
+        resp.setSceneKey(sceneKey);
+
+        List<WechatSubscribeSceneTemplatesResp.TemplateInfo> templates = new ArrayList<>();
+        for (WechatSubscribeTemplateConfigEntity cfg : configs) {
+            if (cfg == null || StringUtils.isBlank(cfg.getWechatTemplateId())) {
+                continue;
+            }
+            String title = StringUtils.isNotBlank(cfg.getTitleTemplate())
+                    ? cfg.getTitleTemplate()
+                    : cfg.getTemplateKey();
+            int remaining = notificationAuthUtils.getRemainingCount(memberId, cfg.getWechatTemplateId(), scenicId);
+
+            WechatSubscribeSceneTemplatesResp.TemplateInfo info = new WechatSubscribeSceneTemplatesResp.TemplateInfo();
+            info.setTemplateKey(cfg.getTemplateKey());
+            info.setWechatTemplateId(cfg.getWechatTemplateId());
+            info.setTitle(title);
+            info.setDescription(cfg.getDescription());
+            info.setRemainingCount(remaining);
+            info.setHasAuthorization(remaining > 0);
+            templates.add(info);
+        }
+        resp.setTemplates(templates);
+
+        log.debug("场景模板查询: scenicId={}, sceneKey={}, memberId={}, templateCount={}",
+                scenicId, sceneKey, memberId, Objects.requireNonNullElse(templates.size(), 0));
+        return ApiResponse.success(resp);
+    }
+}
+