feat(0.2.1): M3 前端接入 —— PowerSyncProvider/登录连接/登出清库, 任务模块数据层切本地库 (projectApi/columnApi/taskApi 本地实现, 离线读写+自动上行), 任务编号徽标展示

src/pages/task/ProjectView.jsx

@@ -259,6 +259,7 @@ export default function ProjectView({ projectId, onProjectChanged, onProjectExit
           <ListView
             tasks={visibleTasks}
             columns={columns}
+            codePrefix={project?.code}
             onToggle={toggleDone}
             onOpen={(t) => setOpenTask(t)}
             onMore={openTaskMenu}
@@ -269,6 +270,7 @@ export default function ProjectView({ projectId, onProjectChanged, onProjectExit
           <BoardView
             tasks={visibleTasks}
             columns={columns}
+            codePrefix={project?.code}
             onMoveColumn={moveToColumn}
             onOpen={(t) => setOpenTask(t)}
             onToggleSub={(c) => toggleDone(c)}