Update API keys && fix tag serialization

php/utils/servers-rooms.php

@@ -112,6 +112,7 @@
 		function jsonSerialize(): array {
 			$details = get_object_vars($this);
 			unset($details['server']);
+			$details['tags'] = $this->get_raw_tags();
 			return $details;
 		}
 
@@ -124,8 +125,8 @@
 			unset($details['tags']);
 			unset($details['language_flag']);
 			return array(
-				"api" => $details,
-				"extras" => array(
+				"room" => $details,
+				"room_extra" => array(
 					"join_url" => $this->get_join_url(),
 					"language_flag" => $this->language_flag,
 					"tags" => $this->get_raw_tags()
@@ -141,7 +142,7 @@
 			$room = new CommunityRoom($server, $details);
 			$has_tags = isset($details['tags']);
 			if ($has_tags) {
-				$room->tags = CommunityTag::from_details_array($details['tags']);
+				$room->tags = $details['tags'];
 			}
 			return $room;
 		}
@@ -328,9 +329,7 @@
 		 * @return string[]
 		 */
 		function get_raw_tags(): array {
-			return array_map(function(\CommunityTag $tag) {
-				return $tag->text;
-			}, $this->tags);
+			return array_unique(array_values($this->tags));
 		}
 
 		/**