server-esm: Fix the remaining compilation errors

spec/support/etapi.ts

@@ -210,7 +210,7 @@ function checkStatus(response: Response): void {
   }
 }
 
-export {
+export default {
   describeEtapi,
   getEtapi,
   getEtapiResponse,

src/app.ts

@@ -20,7 +20,7 @@ if (!utils.isElectron()) {
     app.use(compression()); // HTTP compression
 }
 
-app.use(helmet.default({
+app.use(helmet({
     hidePoweredBy: false, // errors out in electron
     contentSecurityPolicy: false,
     crossOriginEmbedderPolicy: false

src/routes/routes.ts

@@ -106,7 +106,7 @@ function register(app: express.Application) {
     route(GET, '/login', [auth.checkAppInitialized, auth.checkPasswordSet], loginRoute.loginPage);
     route(GET, '/set-password', [auth.checkAppInitialized, auth.checkPasswordNotSet], loginRoute.setPasswordPage);
 
-    const loginRateLimiter = rateLimit.rateLimit({
+    const loginRateLimiter = rateLimit({
         windowMs: 15 * 60 * 1000, // 15 minutes
         max: 10, // limit each IP to 10 requests per windowMs
         skipSuccessfulRequests: true // successful auth to rate-limited ETAPI routes isn't counted. However, successful auth to /login is still counted!

src/services/branches.ts

@@ -1,6 +1,6 @@
 import treeService from "./tree.js";
 import sql from "./sql.js";
-import BBranch from "../becca/entities/bbranch.js.js";
+import BBranch from "../becca/entities/bbranch.js";
 
 function moveBranchToNote(branchToMove: BBranch, targetParentNoteId: string) {
     if (branchToMove.parentNoteId === targetParentNoteId) {