Add resource search panel with HTMX integration for dynamic resource addition

atlas/views.py

@@ -4160,6 +4160,20 @@ def resource_search_widget(request):
     return render(request, "atlas/partials/resource_search_widget_results.html", {"results": results, "field": field, "case_id": case_id})
 
 
+@login_required
+def resource_search_panel(request):
+    """HTMX endpoint: return the full resource search panel HTML fragment.
+
+    Expects optional GET param `case_id` to prefill the hidden field.
+    """
+    case_id = request.GET.get("case_id")
+    return render(request, "atlas/partials/resource_search_panel.html", {
+        "case": (Case.objects.filter(pk=case_id).first() if case_id else None),
+        "site_queryset": Site.objects.all(),
+        "subspecialty_queryset": Subspecialty.objects.all(),
+    })
+
+
 @login_required
 @require_POST
 def case_attach_resource(request, pk):