fix(epg): remove cached XMLTV data after source deletion (#1548)

* fix(epg): remove cached XMLTV data after source deletion

* fix(epg): close source reconciliation review races

* fix(epg): serialize cleanup with replacement imports

* fix(epg): report retired worker exits as cancellations

* fix(epg): preserve source metadata through cache cleanup

* refactor(epg): separate worker runtime and import lifecycle

* fix(epg): skip cleanup for unchanged source settings

* fix(epg): cancel retired error rows and pending retries

* fix(epg): redact diagnostics and mirror committed settings after cleanup errors

* fix(epg): preserve metadata writer order independently of timestamps

libs/shared/interfaces/src/lib/electron-api.interface.ts

@@ -85,6 +85,7 @@ export type ElectronBridgePlaylistType =
     (typeof ELECTRON_BRIDGE_PLAYLIST_TYPES)[keyof typeof ELECTRON_BRIDGE_PLAYLIST_TYPES];
 
 export const ELECTRON_BRIDGE_EPG_PROGRESS_STATUSES = {
+    Cancelled: 'cancelled',
     Complete: 'complete',
     Error: 'error',
     Loading: 'loading',
@@ -340,8 +341,7 @@ export interface ElectronBridgeTrustOptions {
     trustedInsecureTlsHosts?: string[];
 }
 
-export interface ElectronBridgePlaylistFetchOptions
-    extends ElectronBridgeTrustOptions {
+export interface ElectronBridgePlaylistFetchOptions extends ElectronBridgeTrustOptions {
     userAgent?: string;
 }
 
@@ -375,8 +375,7 @@ export interface ElectronBridgeEpgLookupOptions {
  * renderer will also present as "now". Absent, the main process uses its own
  * clock.
  */
-export interface ElectronBridgeCurrentProgramsOptions
-    extends ElectronBridgeEpgLookupOptions {
+export interface ElectronBridgeCurrentProgramsOptions extends ElectronBridgeEpgLookupOptions {
     nowMs?: number;
 }
 
@@ -387,6 +386,7 @@ export interface ElectronBridgeEpgProgressStats {
 
 export interface ElectronBridgeEpgProgress {
     url: string;
+    generation?: number;
     status: ElectronBridgeEpgProgressStatus;
     stats?: ElectronBridgeEpgProgressStats;
     error?: string;
@@ -812,6 +812,7 @@ export interface ElectronBridgeApi {
         options?: ElectronBridgeTrustOptions
     ) => Promise<ElectronBridgeEpgFetchResult>;
     clearEpgData: () => Promise<ElectronBridgeResult>;
+    reconcileEpgSources: (urls: string[]) => Promise<ElectronBridgeResult>;
     clearEpgDataForSource: (sourceUrl: string) => Promise<ElectronBridgeResult>;
     checkEpgFreshness: (
         urls: string[],
@@ -1291,7 +1292,9 @@ export interface ElectronBridgeApi {
     recordingsGet?: (
         recordingId: number
     ) => Promise<ElectronRecordingItem | null>;
-    recordingsStop?: (recordingId: number) => Promise<ElectronBridgeErrorResult>;
+    recordingsStop?: (
+        recordingId: number
+    ) => Promise<ElectronBridgeErrorResult>;
     recordingsRemove?: (
         recordingId: number
     ) => Promise<ElectronBridgeErrorResult>;