add google login flow

src/preload/index.ts

@@ -20,6 +20,14 @@ const launcherTailscale = {
 const launcherSshKey = {
   ensure: () => ipcRenderer.invoke('launcher-ssh-key-ensure'),
 }
+const launcherAuth = {
+  startGoogleLogin: (url: string) => ipcRenderer.invoke('start-google-login', url),
+  onGoogleOAuthCallback: (callback: (payload: { loginToken?: string; error?: string }) => void) => {
+    const listener = (_event: Electron.IpcRendererEvent, payload: { loginToken?: string; error?: string }) => callback(payload)
+    ipcRenderer.on('google-oauth-callback', listener)
+    return () => ipcRenderer.removeListener('google-oauth-callback', listener)
+  },
+}
 
 if (process.contextIsolated) {
   try {
@@ -27,6 +35,7 @@ if (process.contextIsolated) {
     contextBridge.exposeInMainWorld('appWindowMeta', appWindowMeta)
     contextBridge.exposeInMainWorld('launcherTailscale', launcherTailscale)
     contextBridge.exposeInMainWorld('launcherSshKey', launcherSshKey)
+    contextBridge.exposeInMainWorld('launcherAuth', launcherAuth)
   } catch (error) {
     console.error(error)
   }
@@ -39,4 +48,6 @@ if (process.contextIsolated) {
   window.launcherTailscale = launcherTailscale
   // @ts-ignore
   window.launcherSshKey = launcherSshKey
+  // @ts-ignore
+  window.launcherAuth = launcherAuth
 }