chore: release v0.20.4

The File menu's Exit item was hard-disabled and its action had no case in the
menu dispatcher, so it did nothing. Enable it and route file.exit to QuitApp,
which runs the same graceful beforeClose shutdown as the window close button.

frontend/src/App.tsx

@@ -41,7 +41,7 @@ import {
   ChatAvailable, GetChatHistory, SendChatMessage, GetOnlineOperators,
   QSOAudioBegin, QSOAudioCancel, QSOAudioRestart, QSOAudioResetClock,
   GetAwardDefs,
-  GetUIPref, GetActiveProfile,
+  GetUIPref, GetActiveProfile, QuitApp,
   ReportLiveActivity, GetLiveStatusEnabled, LiveLastQSOAgeSec,
 } from '../wailsjs/go/main/App';
 import { Combobox } from '@/components/ui/combobox';
@@ -2762,7 +2762,7 @@ export default function App() {
       { type: 'separator' },
       { type: 'item', label: t('file.deleteAll'), action: 'file.deleteall', disabled: total === 0 },
       { type: 'separator' },
-      { type: 'item', label: t('file.exit'), action: 'file.exit', shortcut: 'Ctrl+Q', disabled: true },
+      { type: 'item', label: t('file.exit'), action: 'file.exit', shortcut: 'Ctrl+Q' },
     ]},
     { name: 'edit', label: t('menu.edit'), items: [
       { type: 'item', label: t('edit.editSel'), action: 'edit.edit', shortcut: 'Enter', disabled: selectedId === null },
@@ -2807,6 +2807,7 @@ export default function App() {
       case 'file.export':       exportAdif(); break;
       case 'file.exportCabrillo': exportCabrillo(); break;
       case 'file.deleteall':    setShowDeleteAll(true); break;
+      case 'file.exit':         QuitApp(); break;
       case 'view.refresh':      refresh(); break;
       case 'view.clearfilters': setFilterCallsign(''); setActiveFilter({ conditions: [], match: 'AND' }); break;
       case 'edit.edit':         if (selectedId !== null) openEdit(selectedId); break;

frontend/src/version.ts

@@ -1,6 +1,6 @@
 // Single source of truth for the app version shown in the UI (header + About).
 // Bump this on a release (the release script updates it alongside telemetry.go).
-export const APP_VERSION = '0.20.3';
+export const APP_VERSION = '0.20.4';
 
 // Author / credits, shown in Help -> About.
 export const APP_AUTHOR = 'F4BPO';

telemetry.go

@@ -21,7 +21,7 @@ import (
 
 const (
 	// appVersion is stamped on every heartbeat (and could feed the About box).
-	appVersion = "0.20.3"
+	appVersion = "0.20.4"
 
 	// posthogHost is the PostHog ingestion endpoint. EU cloud by default; change
 	// to https://us.i.posthog.com for a US project.