build(frontend): Increase build process memory limit to 4 GiB (#10861)

Increase memory limit of frontend build process to 4GiB to fix
out-of-memory build failures

Author: ntindle

autogpt_platform/frontend/Dockerfile

@@ -26,7 +26,7 @@ RUN if [ -f .env.production ]; then \
     fi
 RUN pnpm run generate:api
 # In CI, we want NEXT_PUBLIC_PW_TEST=true during build so Next.js inlines it
-RUN if [ "$NEXT_PUBLIC_PW_TEST" = "true" ]; then NEXT_PUBLIC_PW_TEST=true pnpm build; else pnpm build; fi
+RUN if [ "$NEXT_PUBLIC_PW_TEST" = "true" ]; then NEXT_PUBLIC_PW_TEST=true NODE_OPTIONS="--max-old-space-size=4096" pnpm build; else NODE_OPTIONS="--max-old-space-size=4096" pnpm build; fi
 
 # Prod stage - based on NextJS reference Dockerfile https://github.com/vercel/next.js/blob/64271354533ed16da51be5dce85f0dbd15f17517/examples/with-docker/Dockerfile
 FROM node:21-alpine AS prod