feat(desktop): add client release updater

apps/desktop-client/src/main/transport/api-client.ts

@@ -13,6 +13,7 @@ import type {
   DesktopArticleContent,
   DesktopClientHeartbeatRequest,
   DesktopClientHeartbeatResponse,
+  DesktopClientReleaseCheckResponse,
   DesktopClientRotateResponse,
   DesktopPublishTaskListResponse,
   DesktopRuntimeSessionSyncRequest,
@@ -35,13 +36,13 @@ import type {
 } from '@geo/shared-types'
 import { app } from 'electron/main'
 
+import { normalizeDesktopApiBaseURL } from '../../shared/api-base-url'
 import {
   failObservedRequest,
   resolveObservedRequest,
   startObservedRequest,
 } from '../network-observer'
 import { canUseRendererDevtoolsProxy, rendererDevtoolsFetch } from '../renderer-devtools-proxy'
-import { normalizeDesktopApiBaseURL } from '../../shared/api-base-url'
 
 type TransportAuthState = 'pending' | 'registered' | 'expired'
 type TransportDispatchState = 'idle' | 'connecting' | 'streaming'
@@ -225,10 +226,7 @@ function normalizeErrorForDiagnostics(error: unknown): Record<string, unknown> {
   }
 }
 
-function appendAccountUpsertDiagnostic(
-  payload: UpsertDesktopAccountRequest,
-  error: unknown,
-): void {
+function appendAccountUpsertDiagnostic(payload: UpsertDesktopAccountRequest, error: unknown): void {
   const target = join(app.getPath('userData'), ACCOUNT_UPSERT_DIAGNOSTIC_FILE)
   const event = {
     at: new Date().toISOString(),
@@ -514,6 +512,44 @@ export async function rotateDesktopClient(): Promise<DesktopClientRotateResponse
   )
 }
 
+export async function checkDesktopClientRelease(params: {
+  platform: string
+  arch: string
+  version: string
+  channel?: string
+}): Promise<DesktopClientReleaseCheckResponse> {
+  const search = new URLSearchParams({
+    platform: params.platform,
+    arch: params.arch,
+    version: params.version,
+  })
+  if (params.channel?.trim()) {
+    search.set('channel', params.channel.trim())
+  }
+  return desktopGet<DesktopClientReleaseCheckResponse>(
+    `/api/desktop/clients/releases/latest?${search.toString()}`,
+  )
+}
+
+export async function resolveDesktopClientReleaseDownloadURL(params: {
+  platform: string
+  arch: string
+  version: string
+  channel?: string
+}): Promise<{ download_url: string; expires_in?: number | null }> {
+  const search = new URLSearchParams({
+    platform: params.platform,
+    arch: params.arch,
+    version: params.version,
+  })
+  if (params.channel?.trim()) {
+    search.set('channel', params.channel.trim())
+  }
+  return desktopGet<{ download_url: string; expires_in?: number | null }>(
+    `/api/desktop/clients/releases/download-url?${search.toString()}`,
+  )
+}
+
 export async function offlineDesktopClient(): Promise<void> {
   await desktopPost<{ server_time: string }, Record<string, never>>(
     '/api/desktop/clients/offline',