Fix search form validation

ram/portal/static/js/src/tabs_selector.js

@@ -1,5 +1,7 @@
 // use Bootstrap 5's Tab component to manage tab navigation and synchronize with URL hash
 document.addEventListener("DOMContentLoaded", function () {
+  'use strict';
+
   const selectElement = document.getElementById('tabSelector');
   // code to handle tab selection and URL hash synchronization
   const hash = window.location.hash.substring(1) // remove the '#' prefix
@@ -8,7 +10,7 @@ document.addEventListener("DOMContentLoaded", function () {
     const trigger = document.querySelector(`[data-bs-target="${target}"]`);
     if (trigger) {
       bootstrap.Tab.getOrCreateInstance(trigger).show();
-      selectElement.value = target // keep the dropdown in sync
+      selectElement.value = target; // keep the dropdown in sync
     }
   }
 
@@ -35,7 +37,7 @@ document.addEventListener("DOMContentLoaded", function () {
   document.querySelectorAll('[data-bs-toggle="tab"]').forEach(btn => {
     btn.addEventListener('shown.bs.tab', event => {
       const target = event.target.getAttribute('data-bs-target');
-      selectElement.value = target
+      selectElement.value = target;
     });
   });
 });

ram/portal/static/js/src/validators.js

@@ -0,0 +1,15 @@
+document.addEventListener("DOMContentLoaded", function () {
+    'use strict'
+
+    const forms = document.querySelectorAll('.needs-validation')
+    Array.from(forms).forEach(form => {
+      form.addEventListener('submit', event => {
+        if (!form.checkValidity()) {
+          event.preventDefault()
+          event.stopPropagation()
+        }
+
+        form.classList.add('was-validated')
+      }, false)
+    })
+});