configurable server port

Dockerfile

@@ -36,9 +36,6 @@ COPY --from=builder /app /app
 # Bundle app source
 COPY . .
 
-# Your app binds to port 8080 so you'll use the EXPOSE instruction to have it mapped by the docker daemon
-EXPOSE 8080
-
 ENV ACCOUNT_ADDRESS=0x0
 ENV ACCOUNT_PK=0x0
 ENV STORAGE_DIR="/app/storage"

src/index.ts

@@ -17,7 +17,7 @@ const queueHandler = fork('./src/QueueHandler/index.ts', [], options);
 
 
 const app = express();
-const port: number = 3001;
+const port: number = parseInt(process.env["SERVER_PORT"]) ?? 3000;
 
 // Serve static files from the /static directory
 app.use('/', express.static(path.join(__dirname, 'static')));