Fix jwt-token

server/utils/apiDebugLogger.js

@@ -1,37 +1,57 @@
 const fs = require('fs');
 const path = require('path');
 
+// Singleton instance
+let loggerInstance = null;
+
 class ApiDebugLogger {
   constructor() {
+    // Return existing instance if already created
+    if (loggerInstance) {
+      return loggerInstance;
+    }
+
     // Use mounted volume directory that's accessible from host
     this.logFile = '/app/debug_logs/api_debug.log';
     this.enabled = process.env.NODE_ENV === 'development' || process.env.API_DEBUG === 'true';
     this.fileLoggingEnabled = false;
+    this.initialized = false;
     
-    // Debug logging setup
-    if (this.enabled) {
+    // Debug logging setup (only run once)
+    if (this.enabled && !this.initialized) {
       console.log(`🐛 ApiDebugLogger: Enabled (NODE_ENV=${process.env.NODE_ENV}, API_DEBUG=${process.env.API_DEBUG})`);
       console.log(`🐛 ApiDebugLogger: Log file path: ${this.logFile}`);
       
       // Ensure the debug_logs directory exists
       try {
-        const fs = require('fs');
         const debugDir = '/app/debug_logs';
         if (!fs.existsSync(debugDir)) {
           fs.mkdirSync(debugDir, { recursive: true });
           console.log(`🐛 ApiDebugLogger: Created debug logs directory at ${debugDir}`);
         }
         
+        // Only create the file if it doesn't exist, otherwise just append
+        if (!fs.existsSync(this.logFile)) {
           fs.writeFileSync(this.logFile, `# API Debug Log Started at ${new Date().toISOString()}\n`);
+          console.log(`🐛 ApiDebugLogger: Created new log file`);
+        } else {
+          fs.appendFileSync(this.logFile, `\n# API Debug Log Session Started at ${new Date().toISOString()}\n`);
+          console.log(`🐛 ApiDebugLogger: Appending to existing log file`);
+        }
+        
         this.fileLoggingEnabled = true;
+        this.initialized = true;
         console.log(`🐛 ApiDebugLogger: File logging enabled at ${this.logFile} (mounted to host: ./debug_logs/)`);
       } catch (error) {
         console.warn(`⚠️ ApiDebugLogger: File logging disabled - using console only. Error: ${error.message}`);
         this.fileLoggingEnabled = false;
       }
-    } else {
+    } else if (!this.enabled) {
       console.log(`🐛 ApiDebugLogger: Disabled (NODE_ENV=${process.env.NODE_ENV}, API_DEBUG=${process.env.API_DEBUG})`);
     }
+
+    // Store the singleton instance
+    loggerInstance = this;
   }
 
   log(method, url, statusCode, requestBody = {}, responseBody = {}, headers = {}) {