Refactor legacySearch to return a LegacyResponse wrapper

This is done to ensure we return `{"results": ...}`

src/main/java/edu/harvard/dbmi/avillach/dictionary/legacysearch/LegacySearchController.java

@@ -1,7 +1,7 @@
 package edu.harvard.dbmi.avillach.dictionary.legacysearch;
 
+import edu.harvard.dbmi.avillach.dictionary.legacysearch.model.LegacyResponse;
 import edu.harvard.dbmi.avillach.dictionary.legacysearch.model.LegacySearchQuery;
-import edu.harvard.dbmi.avillach.dictionary.legacysearch.model.Results;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
@@ -21,9 +21,10 @@ public LegacySearchController(LegacySearchService legacySearchService) {
     }
 
     @RequestMapping(path = "/search")
-    public ResponseEntity<Results> legacySearch(@RequestBody String jsonString) throws IOException {
+    public ResponseEntity<LegacyResponse> legacySearch(@RequestBody String jsonString) throws IOException {
         LegacySearchQuery legacySearchQuery = LegacySearchQueryMapper.mapFromJson(jsonString);
-        return ResponseEntity.ok(legacySearchService.getSearchResults(legacySearchQuery.filter(), legacySearchQuery.pageable()));
+        return ResponseEntity
+            .ok(new LegacyResponse(legacySearchService.getSearchResults(legacySearchQuery.filter(), legacySearchQuery.pageable())));
     }
 
 }

src/main/java/edu/harvard/dbmi/avillach/dictionary/legacysearch/model/LegacyResponse.java

@@ -0,0 +1,6 @@
+package edu.harvard.dbmi.avillach.dictionary.legacysearch.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public record LegacyResponse(@JsonProperty("results") Results results) {
+}