here's what i see:
[Region: us-east4]

==============

Using Nixpacks

==============

context: zjtl-vUTx

╔══════════════════════════════ Nixpacks v1.38.0 ══════════════════════════════╗

║ setup │ nodejs_22, pnpm-9_x ║

║──────────────────────────────────────────────────────────────────────────────║

║ install │ npm install -g corepack@0.24.1 && corepack enable ║

║ │ pnpm i --frozen-lockfile ║

║──────────────────────────────────────────────────────────────────────────────║

║ build │ pnpm install --frozen-lockfile && pnpm --filter=backend clean ║

║ │ && pnpm exec turbo run build --filter=./apps/backend ║

║──────────────────────────────────────────────────────────────────────────────║

║ start │ pnpm --filter=backend start:prod ║

╚══════════════════════════════════════════════════════════════════════════════╝

internal

load build definition from Dockerfile

0ms

internal

load metadata for ghcr.io/railwayapp/nixpacks:ubuntu-1745885067

147ms

internal

load .dockerignore

0ms

internal

load build context

0ms

stage-0

COPY . /app cached

0ms

stage-0

RUN printf '\nPATH=/app/node_modules/.bin:$PATH' >> /root/.profile cached

0ms

stage-0

RUN pnpm install --frozen-lockfile && pnpm --filter=backend clean && pnpm exec turbo run build --filter=./apps/backend cached

0ms

stage-0

COPY . /app/. cached

0ms

stage-0

RUN pnpm i --frozen-lockfile cached

0ms

stage-0

RUN npm install -g corepack@0.24.1 && corepack enable cached

0ms

stage-0

COPY . /app/. cached

0ms

stage-0

RUN nix-env -if .nixpacks/nixpkgs-ffeebf0acf3ae8b29f8c7049cd911b9636efd7e7.nix && nix-collect-garbage -d cached

0ms

stage-0

COPY .nixpacks/nixpkgs-ffeebf0acf3ae8b29f8c7049cd911b9636efd7e7.nix .nixpacks/nixpkgs-ffeebf0acf3ae8b29f8c7049cd911b9636efd7e7.nix cached

0ms

stage-0

WORKDIR /app/ cached

0ms

auth

sharing credentials for production-us-east4-eqdc4a.railway-registry.com

1ms

=== Successfully Built! ===

Run:

docker run -it production-us-east4-eqdc4a.railway-registry.com/c3cb07e9-5c35-4ab0-9c28-5dcd1b19f8af:958797a5-6ea2-48c7-be18-6354b1e21b66

Build time: 61.29 seconds

==================== Starting Healthcheck ====================

Path: /health

Retry window: 5m0s

Attempt #1 failed with service unavailable. Continuing to retry for 4m49s

Attempt #2 failed with service unavailable. Continuing to retry for 4m38s

Attempt #3 failed with service unavailable. Continuing to retry for 4m26s

Attempt #4 failed with service unavailable. Continuing to retry for 4m12s

Attempt #5 failed with service unavailable. Continuing to retry for 3m54s

Attempt #6 failed with service unavailable. Continuing to retry for 3m28s

Attempt #7 failed with service unavailable. Continuing to retry for 2m48s

Attempt #8 failed with service unavailable. Continuing to retry for 2m18s

Attempt #9 failed with service unavailable. Continuing to retry for 1m47s

Attempt #10 failed with service unavailable. Continuing to retry for 1m17s

Attempt #11 failed with service unavailable. Continuing to retry for 47s

Attempt #12 failed with service unavailable. Continuing to retry for 17s

1/1 replicas never became healthy!