feat: Implement UI enhancements and fix burst bug

src/services/logger.ts

@@ -5,6 +5,11 @@ const logFileUri = FileSystem.documentDirectory + 'app_logs.txt';
 // Queue to serialize file operations and prevent race conditions
 const logQueue: string[] = [];
 let isWriting = false;
+let isEnabled = true;
+
+export const setLogsEnabled = (enabled: boolean) => {
+  isEnabled = enabled;
+};
 
 const processLogQueue = async () => {
   if (isWriting) return;
@@ -48,6 +53,7 @@ const enqueueWrite = async (logLine: string) => {
 
 export const logger = {
   log: async (message: string) => {
+    if (!isEnabled) return;
     const timestamp = new Date().toISOString();
     const logLine = `[INFO] ${timestamp}: ${message}\n`;
     console.log(logLine.trim());
@@ -55,6 +61,10 @@ export const logger = {
   },
   
   error: async (message: string, error?: any) => {
+    if (!isEnabled) {
+      console.error(`[ERROR]: ${message}`, error);
+      return;
+    }
     const timestamp = new Date().toISOString();
     let errorString = '';
     if (error) {

src/services/settings.ts

@@ -21,6 +21,10 @@ export interface AppSettings {
   burstIntervalSec: number;  // seconds between burst shots
   // Welcome screen text
   welcomeText: string;
+  footerText: string;
+  // System
+  useFrontCamera: boolean;
+  enableLogs: boolean;
 }
 
 const settingsFile = new File(Paths.document, 'settings.json');
@@ -39,6 +43,9 @@ const DEFAULT_SETTINGS: AppSettings = {
   burstCount: 1,
   burstIntervalSec: 5,
   welcomeText: 'Willkommen zu unserer Feier!',
+  footerText: 'ZUM STARTEN TIPPEN • Fotos machen • Collage • Drucken',
+  useFrontCamera: false,
+  enableLogs: true,
 };
 
 /**