feat(web): improve alt text (#7596)

* alt text

* memory lane alt text

* revert sql generator change

* use getAltText

* oops

* handle large number of people in asset

* nit

* add aria-label to search button

* update api

* fixed tests

* fixed typing

* fixed spacing

* fix displaying null

mobile/openapi/test/map_marker_response_dto_test.dart

@@ -16,6 +16,16 @@ void main() {
   // final instance = MapMarkerResponseDto();
 
   group('test MapMarkerResponseDto', () {
+    // String city
+    test('to test the property `city`', () async {
+      // TODO
+    });
+
+    // String country
+    test('to test the property `country`', () async {
+      // TODO
+    });
+
     // String id
     test('to test the property `id`', () async {
       // TODO
@@ -31,6 +41,11 @@ void main() {
       // TODO
     });
 
+    // String state
+    test('to test the property `state`', () async {
+      // TODO
+    });
+
 
   });