enable mode selection

public/assets/js/app.js

@@ -68,6 +68,27 @@ function initNumberInputs(container = document) {
 }
 
 document.addEventListener('DOMContentLoaded', function() {
+    // Store and retrieve radio button state
+    const radioButtons = document.querySelectorAll('input[name="mode"]');
+    
+    // Load saved state on page load
+    const savedMode = localStorage.getItem('selectedMode');
+    if (savedMode) {
+        const radioToCheck = document.getElementById(savedMode);
+        if (radioToCheck) {
+            radioToCheck.checked = true;
+        }
+    }
+    
+    // Save state when radio button changes
+    radioButtons.forEach(radio => {
+        radio.addEventListener('change', function() {
+            if (this.checked) {
+                localStorage.setItem('selectedMode', this.id);
+            }
+        });
+    });
+
     // Bootstrap Modal handling
     const htmxModal = document.getElementById('htmxModal');
     if (htmxModal) {