Add support for highlighting results

internal/handlers.go

@@ -212,13 +212,13 @@ func (s *Server) SearchHandler() httprouter.Handle {
 
 		var results []Result
 
-		for _, searchResult := range searchResults.Hits {
+		for _, hit := range searchResults.Hits {
 			result := Result{
-				ID:      searchResult.ID,
-				Title:   searchResult.Fields["Title"].(string),
-				Summary: searchResult.Fields["Summary"].(string),
-				URL:     searchResult.Fields["URL"].(string),
-				Length:  int(searchResult.Fields["Length"].(float64)),
+				ID:      hit.ID,
+				Title:   hit.Fields["Title"].(string),
+				Summary: template.HTML(strings.Join(hit.Fragments["Summary"], "")),
+				URL:     hit.Fields["URL"].(string),
+				Length:  int(hit.Fields["Length"].(float64)),
 			}
 			results = append(results, result)
 		}

internal/results.go

@@ -1,10 +1,12 @@
 package internal
 
+import "html/template"
+
 type Result struct {
 	ID      string
 	URL     string
 	Title   string
-	Summary string
+	Summary template.HTML
 	Length  int
 }