Restore in-app updater and add Mega web fallback path

src/shared/ipc.ts

@@ -2,6 +2,7 @@ export const IPC_CHANNELS = {
   GET_SNAPSHOT: "app:get-snapshot",
   GET_VERSION: "app:get-version",
   CHECK_UPDATES: "app:check-updates",
+  INSTALL_UPDATE: "app:install-update",
   OPEN_EXTERNAL: "app:open-external",
   UPDATE_SETTINGS: "app:update-settings",
   ADD_LINKS: "queue:add-links",

src/shared/preload-api.ts

@@ -1,9 +1,10 @@
-import type { AddLinksPayload, AppSettings, UiSnapshot, UpdateCheckResult } from "./types";
+import type { AddLinksPayload, AppSettings, UiSnapshot, UpdateCheckResult, UpdateInstallResult } from "./types";
 
 export interface ElectronApi {
   getSnapshot: () => Promise<UiSnapshot>;
   getVersion: () => Promise<string>;
   checkUpdates: () => Promise<UpdateCheckResult>;
+  installUpdate: () => Promise<UpdateInstallResult>;
   openExternal: (url: string) => Promise<boolean>;
   updateSettings: (settings: Partial<AppSettings>) => Promise<AppSettings>;
   addLinks: (payload: AddLinksPayload) => Promise<{ addedPackages: number; addedLinks: number; invalidCount: number }>;

src/shared/types.ts

@@ -19,6 +19,8 @@ export type DebridProvider = "realdebrid" | "megadebrid" | "bestdebrid" | "allde
 export interface AppSettings {
   token: string;
   megaToken: string;
+  megaLogin: string;
+  megaPassword: string;
   bestToken: string;
   allDebridToken: string;
   rememberToken: boolean;
@@ -143,9 +145,15 @@ export interface UpdateCheckResult {
   latestVersion: string;
   latestTag: string;
   releaseUrl: string;
+  setupAssetUrl?: string;
   error?: string;
 }
 
+export interface UpdateInstallResult {
+  started: boolean;
+  message: string;
+}
+
 export interface ParsedHashEntry {
   fileName: string;
   algorithm: "crc32" | "md5" | "sha1";