feat(health,ai): 后端服务优化 + 媒体文件处理

- erp-health: article/banner/consultation/media 服务层优化
- erp-ai: analysis/insight/prompt 服务增强
- erp-auth: auth/role/token 服务改进
- erp-workflow: executor 执行引擎修复
- erp-plugin: 服务层改进
- 新增媒体上传文件样例

crates/erp-workflow/src/engine/executor.rs

@@ -89,6 +89,7 @@ impl FlowExecutor {
 
         // 消费当前 token
         let mut active: token::ActiveModel = current_token.into();
+        active.version = Set(active.version.unwrap() + 1);
         active.status = Set("consumed".to_string());
         active.consumed_at = Set(Some(Utc::now()));
         active
@@ -599,6 +600,7 @@ impl FlowExecutor {
                 .ok_or_else(|| WorkflowError::NotFound(format!("流程实例不存在: {instance_id}")))?;
 
             let mut active: process_instance::ActiveModel = instance.into();
+            active.version = Set(active.version.unwrap() + 1);
             active.status = Set("completed".to_string());
             active.completed_at = Set(Some(Utc::now()));
             active.updated_at = Set(Utc::now());