feat(export): show and stop background page tasks

src/types/backgroundTask.ts

@@ -0,0 +1,46 @@
+export type BackgroundTaskSourcePage =
+  | 'export'
+  | 'chat'
+  | 'analytics'
+  | 'sns'
+  | 'groupAnalytics'
+  | 'annualReport'
+  | 'other'
+
+export type BackgroundTaskStatus =
+  | 'running'
+  | 'cancel_requested'
+  | 'completed'
+  | 'failed'
+  | 'canceled'
+
+export interface BackgroundTaskRecord {
+  id: string
+  sourcePage: BackgroundTaskSourcePage
+  title: string
+  detail?: string
+  progressText?: string
+  cancelable: boolean
+  cancelRequested: boolean
+  status: BackgroundTaskStatus
+  startedAt: number
+  updatedAt: number
+  finishedAt?: number
+}
+
+export interface BackgroundTaskInput {
+  sourcePage: BackgroundTaskSourcePage
+  title: string
+  detail?: string
+  progressText?: string
+  cancelable?: boolean
+  onCancel?: () => void | Promise<void>
+}
+
+export interface BackgroundTaskUpdate {
+  title?: string
+  detail?: string
+  progressText?: string
+  status?: BackgroundTaskStatus
+  cancelable?: boolean
+}