refactor(core): 任务与模型协议治理 - 拆分服务职责并禁止已发起任务取消

web/src/pages/tasks/task-shared.tsx

@@ -17,10 +17,6 @@ export function isTaskFailed(task: GenerationTask) {
     return task.status === "failed" || task.status === "cancelled";
 }
 
-export function isTaskCancellable(task: GenerationTask) {
-    return task.status === "queued";
-}
-
 export function taskAttentionReason(task: GenerationTask) {
     if (task.status === "cancelled") return providerCancelStatusLabel(task);
     if (task.errorCode === CONTENT_MODERATION_ERROR_CODE || isContentModerationError(task.error)) return "内容审核未通过，请修改输入后新建任务";