feat(updater): add GitHub releases desktop updater

Adds the GitHub Releases desktop updater with release notes, startup notification, packaging metadata, tests, and CI fixes for Electron E2E.

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

@@ -123,6 +123,20 @@ export const ELECTRON_BRIDGE_DOWNLOAD_STATUSES = {
 export type ElectronBridgeDownloadStatus =
     (typeof ELECTRON_BRIDGE_DOWNLOAD_STATUSES)[keyof typeof ELECTRON_BRIDGE_DOWNLOAD_STATUSES];
 
+export const ELECTRON_BRIDGE_APP_UPDATE_STATUSES = {
+    Unsupported: 'unsupported',
+    Idle: 'idle',
+    Checking: 'checking',
+    Available: 'available',
+    NotAvailable: 'not-available',
+    Downloading: 'downloading',
+    Downloaded: 'downloaded',
+    Error: 'error',
+} as const;
+
+export type ElectronBridgeAppUpdateStatusValue =
+    (typeof ELECTRON_BRIDGE_APP_UPDATE_STATUSES)[keyof typeof ELECTRON_BRIDGE_APP_UPDATE_STATUSES];
+
 export const ELECTRON_BRIDGE_GLOBAL_RECENTLY_ADDED_KINDS = {
     All: 'all',
     Series: 'series',
@@ -154,6 +168,49 @@ export interface ElectronBridgeWindowState {
     isFullScreen: boolean;
 }
 
+export interface ElectronBridgeAppUpdateRelease {
+    version: string;
+    releaseDate?: string;
+    releaseName?: string | null;
+    releaseNotes?: string | null;
+}
+
+export interface ElectronBridgeAppUpdateProgress {
+    bytesPerSecond?: number;
+    percent: number;
+    total?: number;
+    transferred?: number;
+}
+
+export interface ElectronBridgeAppUpdateStatus {
+    status: ElectronBridgeAppUpdateStatusValue;
+    currentVersion: string;
+    latestVersion?: string;
+    release?: ElectronBridgeAppUpdateRelease;
+    progress?: ElectronBridgeAppUpdateProgress;
+    error?: string;
+    supportedSelfUpdate: boolean;
+    manualDownloadUrl: string;
+}
+
+export type ElectronBridgeAppUpdateReleaseNotesDirection = 'previous' | 'next';
+
+export interface ElectronBridgeAppUpdateReleaseNotesRequest {
+    version?: string;
+    direction?: ElectronBridgeAppUpdateReleaseNotesDirection;
+}
+
+export interface ElectronBridgeAppUpdateReleaseNotes {
+    version: string;
+    tagName: string;
+    releaseName?: string | null;
+    publishedAt?: string | null;
+    bodyMarkdown: string;
+    htmlUrl: string;
+    hasPrevious: boolean;
+    hasNext: boolean;
+}
+
 export interface ElectronBridgeAiSettings {
     aiProvider: string;
     aiModelName: string;
@@ -452,6 +509,16 @@ export interface ElectronBridgeApi {
     ) => () => void;
     getAppVersion: () => Promise<string>;
     platform: string;
+    getAppUpdateStatus: () => Promise<ElectronBridgeAppUpdateStatus>;
+    checkForAppUpdate: () => Promise<ElectronBridgeAppUpdateStatus>;
+    downloadAppUpdate: () => Promise<ElectronBridgeAppUpdateStatus>;
+    installAppUpdate: () => Promise<ElectronBridgeAppUpdateStatus>;
+    getAppUpdateReleaseNotes: (
+        request?: ElectronBridgeAppUpdateReleaseNotesRequest
+    ) => Promise<ElectronBridgeAppUpdateReleaseNotes>;
+    onAppUpdateStatusChange: (
+        callback: (status: ElectronBridgeAppUpdateStatus) => void
+    ) => () => void;
     minimizeWindow: () => Promise<void>;
     toggleMaximizeWindow: () => Promise<ElectronBridgeWindowState>;
     closeWindow: () => Promise<void>;