do not paralellize requests

src/service/APITacticService.ts

@@ -11,9 +11,9 @@ export class APITacticService implements TacticService {
 
     async getContext(): Promise<TacticContext | ServiceError> {
         const infoResponsePromise = fetchAPIGet(`tactics/${this.tacticId}`)
-        const treeResponsePromise = fetchAPIGet(`tactics/${this.tacticId}/tree`)
-
         const infoResponse = await infoResponsePromise
+
+        const treeResponsePromise = fetchAPIGet(`tactics/${this.tacticId}/tree`)
         const treeResponse = await treeResponsePromise
 
         if (infoResponse.status == 401 || treeResponse.status == 401) {