🐳 Change start command in Dockerfile (#1543)

Dockerfile

@@ -42,7 +42,7 @@ RUN apk add --no-cache tzdata
 COPY --from=BUILD_IMAGE /app ./
 
 # Finally, run start command to serve up the built application
-CMD [ "yarn", "build-and-start" ]
+CMD [ "yarn", "start" ]
 
 # Expose the port
 EXPOSE ${PORT}