🎉 Fix for JOBS_UNDEFINED and LOG_EXPORT issues, updated documentation 📚 in backend/docs.

backend/static/js/job-manager.js

@@ -382,6 +382,12 @@
                 return;
             }
             
+            // VERBESSERTE SICHERHEITSCHECKS
+            if (!Array.isArray(this.jobs)) {
+                console.warn('⚠️ this.jobs ist kein Array:', this.jobs);
+                this.jobs = [];
+            }
+            
             if (this.jobs.length === 0) {
                 jobsList.innerHTML = `
                     <div class="text-center py-12">
@@ -393,10 +399,32 @@
                 return;
             }
             
-            const jobsHTML = this.jobs.map(job => this.renderJobCard(job)).join('');
-            jobsList.innerHTML = jobsHTML;
-            
-            console.log(`📋 ${this.jobs.length} Jobs gerendert`);
+            try {
+                const jobsHTML = this.jobs.map(job => {
+                    // Sicherstellen, dass job ein gültiges Objekt ist
+                    if (!job || typeof job !== 'object') {
+                        console.warn('⚠️ Ungültiges Job-Objekt:', job);
+                        return '';
+                    }
+                    return this.renderJobCard(job);
+                }).filter(html => html !== '').join('');
+                
+                jobsList.innerHTML = jobsHTML;
+                
+                console.log(`📋 ${this.jobs.length} Jobs gerendert`);
+            } catch (error) {
+                console.error('❌ Fehler beim Rendern der Jobs:', error);
+                jobsList.innerHTML = `
+                    <div class="text-center py-12">
+                        <div class="text-red-400 dark:text-red-600 text-6xl mb-4">⚠️</div>
+                        <h3 class="text-lg font-medium text-gray-900 dark:text-white mb-2">Fehler beim Laden</h3>
+                        <p class="text-gray-500 dark:text-gray-400">Es gab einen Fehler beim Darstellen der Jobs.</p>
+                        <button onclick="window.jobManager.loadJobs()" class="mt-4 px-4 py-2 bg-blue-600 text-white rounded-lg hover:bg-blue-700">
+                            Erneut versuchen
+                        </button>
+                    </div>
+                `;
+            }
         }
         
         /**