v5: test after admin account migration

Dockerfile

@@ -6,7 +6,7 @@ COPY package.json ./
 COPY index.js ./
 
 ENV NODE_ENV=production
-ENV APP_VERSION=v4
+ENV APP_VERSION=v5
 ENV PORT=3000
 EXPOSE 3000
 

index.js

@@ -14,7 +14,7 @@ const server = http.createServer((req, res) => {
 
   res.writeHead(200, { 'Content-Type': 'application/json; charset=utf-8' });
   res.end(JSON.stringify({
-    message: 'Hello World v4 via domain reverse proxy!',
+    message: 'Hello World v5 after admin rename!',
     version: VERSION,
     hostname: os.hostname(),
     startedAt,