diff --git a/index.html b/index.html
index 706f563..9a087ac 100644
--- a/index.html
+++ b/index.html
@@ -374,7 +374,7 @@
             <a href="http://ppc-app/pwkweb2/" class="hover:text-brand-light-blue">Obědy</a>
             <a href="http://osticket/" class="hover:text-brand-light-blue">OSticket</a>
             <a href="http://kanboard/" class="hover:text-brand-light-blue">Kanboard</a>
-            <a href="http://webportal/kontakt" class="hover:text-brand-light-blue">Kontakt</a>
+            <a href="http://webportal:8080" class="hover:text-brand-light-blue">Kontakt</a>
           </div>
         </div>
         
@@ -385,7 +385,7 @@
           <a href="http://ppc-app/pwkweb2/" class="block px-3 py-2 rounded-md text-base font-medium hover:text-brand-light-blue">Obědy</a>
           <a href="http://osticket/" class="block px-3 py-2 rounded-md text-base font-medium hover:text-brand-light-blue">OSticket</a>
           <a href="http://kanboard/" class="block px-3 py-2 rounded-md text-base font-medium hover:text-brand-light-blue">Kanboard</a>
-          <a href="webportal/kontakt" class="block px-3 py-2 rounded-md text-base font-medium hover:text-brand-light-blue">Kontakt</a>
+          <a href="webportal:8080" class="block px-3 py-2 rounded-md text-base font-medium hover:text-brand-light-blue">Kontakt</a>
         </div>
       </nav>
       
@@ -456,7 +456,7 @@
                             <p class="text-xs text-gray-500">Firemní kontakty a důležitá čísla</p>
                         </div>
                     </div>
-                    <a href="http://webportal/kontakt" class="text-sm text-blue-600 hover:text-blue-800 hover:underline">
+                    <a href="http://webportal:8080" class="text-sm text-blue-600 hover:text-blue-800 hover:underline">
                         Otevřít
                     </a>
                 </div>
@@ -484,7 +484,7 @@
               <li><a href="http://webportal/evidence-aut" class="hover:text-white">Evidence aut</a></li>
               <li><a href="http://ppc-app/pwkweb2/" class="hover:text-white">Objednávka obědů</a></li>
               <li><a href="http://osticket/" class="hover:text-white">Technická podpora</a></li>
-              <li><a href="http://webportal/kontakt" class="hover:text-white">Kontakty</a></li>
+              <li><a href="http://webportal:8080" class="hover:text-white">Kontakty</a></li>
             </ul>
           </div>
           
diff --git a/main.go b/main.go
index 9974721..20b8b84 100644
--- a/main.go
+++ b/main.go
@@ -188,56 +188,125 @@ func enableCORS(next http.Handler) http.Handler {
 	})
 }
 
+// In-memory store for apps (in a real app, use a database)
+var appsStore = make(map[string]App)
+var lastAppID = 0
+
 // App Handlers
 func GetAppsHandler(w http.ResponseWriter, r *http.Request) {
-	// In a real app, this would fetch from a database
-	apps := []App{
-		{
-			ID:          "1",
-			Name:        "Kontakt",
-			URL:         "/kontakt",
-			Description: "Kontaktní formulář",
-			Icon:        "",
-			CreatedAt:   time.Now().Format(time.RFC3339),
-			UpdatedAt:   time.Now().Format(time.RFC3339),
-		},
+	// Convert map to slice
+	appsList := make([]App, 0, len(appsStore))
+	for _, app := range appsStore {
+		appsList = append(appsList, app)
+	}
+	
+	// If no apps, return empty array instead of null
+	if appsList == nil {
+		appsList = []App{}
 	}
 	
 	w.Header().Set("Content-Type", "application/json")
-	json.NewEncoder(w).Encode(apps)
+	json.NewEncoder(w).Encode(appsList)
 }
 
 func GetAppHandler(w http.ResponseWriter, r *http.Request) {
 	vars := mux.Vars(r)
 	id := vars["id"]
 	
-	// In a real app, this would fetch from a database
-	if id != "1" {
+	app, exists := appsStore[id]
+	if !exists {
 		http.Error(w, "App not found", http.StatusNotFound)
 		return
 	}
 	
-	app := App{
-		ID:          id,
-		Name:        "Kontakt",
-		URL:         "/kontakt",
-		Description: "Kontaktní formulář",
-		Icon:        "",
-		CreatedAt:   time.Now().Format(time.RFC3339),
-		UpdatedAt:   time.Now().Format(time.RFC3339),
-	}
-	
 	w.Header().Set("Content-Type", "application/json")
 	json.NewEncoder(w).Encode(app)
 }
 
+func generateUniqueID() string {
+	lastAppID++
+	return fmt.Sprintf("%d", lastAppID)
+}
+
+func handleFileUpload(r *http.Request, fieldName string) (string, error) {
+	file, handler, err := r.FormFile(fieldName)
+	if err != nil {
+		// No file was uploaded
+		return "", nil
+	}
+	defer file.Close()
+
+	// Create uploads directory if it doesn't exist
+	if err := os.MkdirAll("uploads", 0755); err != nil {
+		return "", fmt.Errorf("failed to create uploads directory: %v", err)
+	}
+
+	// Generate a unique filename
+	ext := filepath.Ext(handler.Filename)
+	filename := fmt.Sprintf("%d%s", time.Now().UnixNano(), ext)
+	filepath := filepath.Join("uploads", filename)
+
+	// Create the file
+	out, err := os.Create(filepath)
+	if err != nil {
+		return "", fmt.Errorf("failed to create file: %v", err)
+	}
+	defer out.Close()
+
+	// Copy the file content
+	_, err = io.Copy(out, file)
+	if err != nil {
+		return "", fmt.Errorf("failed to save file: %v", err)
+	}
+
+	return filename, nil
+}
+
 func CreateAppHandler(w http.ResponseWriter, r *http.Request) {
 	// Parse form data
 	err := r.ParseMultipartForm(10 << 20) // 10 MB max file size
 	if err != nil {
-		http.Error(w, "Error parsing form data", http.StatusBadRequest)
+		http.Error(w, "Error parsing form data: "+err.Error(), http.StatusBadRequest)
 		return
 	}
+
+	// Get form values
+	name := r.FormValue("name")
+	url := r.FormValue("url")
+	description := r.FormValue("description")
+
+	// Validate required fields
+	if name == "" || url == "" {
+		http.Error(w, "Name and URL are required", http.StatusBadRequest)
+		return
+	}
+
+	// Handle file upload
+	icon, err := handleFileUpload(r, "icon")
+	if err != nil {
+		http.Error(w, "Error uploading icon: "+err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	// Create new app
+	now := time.Now().Format(time.RFC3339)
+	app := App{
+		ID:          generateUniqueID(),
+		Name:        name,
+		URL:         url,
+		Description: description,
+		Icon:        icon,
+		CreatedAt:   now,
+		UpdatedAt:   now,
+	}
+
+	// Save to in-memory store
+	appsStore[app.ID] = app
+
+	// Return the created app
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusCreated)
+	json.NewEncoder(w).Encode(app)
 	
 	// Get form values
 	name := r.FormValue("name")