start displaying the AUR build number in "About" app info

src/components/settings/AboutTab.tsx

@@ -43,8 +43,13 @@ export const AboutTab = () => {
   const versionItems = [
     {
       label: PRODUCT_NAME,
-      value: versionInfo.isAUR
-        ? `${versionInfo.appVersion} (AUR)`
+      value: versionInfo.aurPackageVersion
+        ? (() => {
+            const pkgrel = versionInfo.aurPackageVersion.split('-')[1];
+            return pkgrel && pkgrel !== '1'
+              ? `${versionInfo.appVersion} (AUR r${pkgrel})`
+              : versionInfo.appVersion;
+          })()
         : versionInfo.appVersion,
     },
     { label: 'Electron', value: versionInfo.electronVersion },

src/main/ipc.ts

@@ -40,7 +40,7 @@ import {
   isNpxAvailable,
   getUvVersion,
   getSystemNodeVersion,
-  isAURInstallation,
+  getAURVersion,
 } from '@/main/modules/dependencies';
 import { getMainWindow } from '@/main/modules/window';
 import {
@@ -160,12 +160,12 @@ export function setupIPCHandlers() {
   ipcMain.handle('app:getVersion', () => getAppVersion());
 
   ipcMain.handle('app:getVersionInfo', async () => {
-    const [appVersion, nodeJsSystemVersion, uvVersion, isAUR] =
+    const [appVersion, nodeJsSystemVersion, uvVersion, aurPackageVersion] =
       await Promise.all([
         getAppVersion(),
         getSystemNodeVersion(),
         getUvVersion(),
-        isAURInstallation(),
+        getAURVersion(),
       ]);
 
     return {
@@ -179,7 +179,7 @@ export function setupIPCHandlers() {
       arch,
       nodeJsSystemVersion,
       uvVersion,
-      isAUR,
+      aurPackageVersion,
     };
   });
 
@@ -276,7 +276,10 @@ export function setupIPCHandlers() {
 
   ipcMain.handle('app:canAutoUpdate', () => canAutoUpdate());
 
-  ipcMain.handle('app:isAURInstallation', () => isAURInstallation());
+  ipcMain.handle('app:isAURInstallation', async () => {
+    const aurPackageVersion = await getAURVersion();
+    return aurPackageVersion !== null;
+  });
 
   ipcMain.handle(
     'notepad:saveTabContent',

src/main/modules/autoUpdater.ts

@@ -3,10 +3,7 @@ import { app } from 'electron';
 import { platform } from 'process';
 import { logError, safeExecute } from '@/utils/node/logging';
 import { isDevelopment } from '@/utils/node/environment';
-import {
-  isAURInstallation,
-  isWindowsPortableInstallation,
-} from './dependencies';
+import { getAURVersion, isWindowsPortableInstallation } from './dependencies';
 
 export interface UpdateInfo {
   version: string;
@@ -78,7 +75,7 @@ export const isUpdateDownloaded = () => updateDownloaded;
 export const canAutoUpdate = async () => {
   if (!app.isPackaged) return false;
 
-  if (platform === 'linux' && (await isAURInstallation())) {
+  if (platform === 'linux' && (await getAURVersion()) !== null) {
     return false;
   }
 

src/main/modules/dependencies.ts

@@ -154,15 +154,15 @@ async function tryVersionManagerPath(
   return false;
 }
 
-let aurInstallationCache: boolean | null = null;
+let aurVersionCache: string | null = null;
 
-export async function isAURInstallation() {
+export async function getAURVersion() {
   if (platform !== 'linux') {
-    return false;
+    return null;
   }
 
-  if (aurInstallationCache !== null) {
-    return aurInstallationCache;
+  if (aurVersionCache !== null) {
+    return aurVersionCache;
   }
 
   try {
@@ -170,12 +170,15 @@ export async function isAURInstallation() {
       timeout: 1000,
       reject: false,
     });
-    aurInstallationCache = stdout.trim().length > 0;
-    return aurInstallationCache;
-  } catch {
-    aurInstallationCache = false;
-    return false;
-  }
+    const trimmed = stdout.trim();
+    if (trimmed.length > 0) {
+      aurVersionCache = trimmed.replace('gerbil ', '');
+      return aurVersionCache;
+    }
+  } catch {}
+
+  aurVersionCache = null;
+  return null;
 }
 
 function tryAddPathToEnv(

src/types/electron.d.ts

@@ -147,7 +147,7 @@ export interface VersionInfo {
   arch: string;
   nodeJsSystemVersion?: string;
   uvVersion?: string;
-  isAUR?: boolean;
+  aurPackageVersion?: string;
 }
 
 export interface AppAPI {