Version: 0.7.9.dev.260326

后端：
1.把最后一块拼图：schedule_refine也搬迁到了agent2，此时agent已经完全解耦。但是它没融入新架构，Codex只尝试把它调整了一部分，回退了一些错误的更改，保持着现在的可运行状态。下次继续改。
2.agent目录先保留，直到refine彻底融入新架构。
3.改善Codex主导的新史山结构:node文件夹里面大量文件，转而改成了module.go+module_tool.go的双文件格局，极大提升架构整洁度和代码可读性。
前端：
1.新开了日历界面，正在保持往前推进。做了很多更改，感觉越来越好了。

frontend/src/types/schedule.ts

@@ -0,0 +1,99 @@
+export type ScheduleEventType = 'course' | 'task' | 'empty'
+
+export interface ScheduleEmbeddedTaskInfo {
+  id: number
+  name: string
+  type: string
+}
+
+export interface ScheduleWeekEvent {
+  id: number
+  order: number
+  day_of_week: number
+  name: string
+  start_time: string
+  end_time: string
+  location: string
+  type: ScheduleEventType | string
+  span: number
+  status?: string
+  embedded_task_info: ScheduleEmbeddedTaskInfo
+}
+
+export interface ScheduleWeekData {
+  week: number
+  events: ScheduleWeekEvent[]
+}
+
+export interface TaskClassListItem {
+  id: number
+  name: string
+  mode: string
+  strategy: string
+  start_date: string
+  end_date: string
+  total_slots: number
+}
+
+export interface TaskClassEmbeddedTime {
+  date: string
+  section_from: number
+  section_to: number
+}
+
+export interface TaskClassDetailItem {
+  id?: number
+  order: number
+  content: string
+  embedded_time: TaskClassEmbeddedTime | null
+}
+
+export interface TaskClassConfig {
+  total_slots: number
+  allow_filler_course: boolean
+  strategy: string
+  excluded_slots: number[]
+}
+
+export interface TaskClassDetail {
+  name: string
+  start_date: string
+  end_date: string
+  mode: string
+  config: TaskClassConfig
+  items: TaskClassDetailItem[]
+}
+
+export interface TaskClassCreateItemPayload {
+  order: number
+  content: string
+  embedded_time: TaskClassEmbeddedTime | null
+}
+
+export interface TaskClassCreatePayload {
+  name: string
+  start_date: string
+  end_date: string
+  mode: string
+  config: TaskClassConfig
+  items: TaskClassCreateItemPayload[]
+}
+
+export interface SmartPlanningMultiPayload {
+  task_class_ids: number[]
+}
+
+export interface ApplyBatchIntoScheduleItem {
+  task_item_id: number
+  week: number
+  day_of_week: number
+  start_section: number
+  end_section: number
+  embed_course_event_id: number
+}
+
+export interface ScheduleDeletePayloadItem {
+  id: number
+  delete_course: boolean
+  delete_embedded_task: boolean
+}