bug with nixpacks, pnpm, and engines.node, build log

build.log

❯ nixpacks build .
=== Building (nixpacks v0.1.7) ===
=> Packages
    -> nodejs-16_x
    -> nodePackages.pnpm { nodejs = nodejs-16_x }
=> Install
    -> pnpm i --frozen-lockfile
=> Build
    -> pnpm run build
=> Start
    -> pnpm run start
Sending build context to Docker daemon  3.338MB
Step 1/11 : FROM ghcr.io/railwayapp/nixpacks:debian-1655126806
 ---> c0e8d1d7f19b
Step 2/11 : WORKDIR /app/
 ---> Using cache
 ---> 5cf4e599fc8f
Step 3/11 : COPY environment.nix /app/
 ---> Using cache
 ---> f5198d44537f
Step 4/11 : RUN nix-env -if environment.nix
 ---> Using cache
 ---> 4332c453df7f
Step 5/11 : ARG NPM_CONFIG_PRODUCTION NODE_ENV
 ---> Using cache
 ---> ee97c164dd51
Step 6/11 : ENV NPM_CONFIG_PRODUCTION=$NPM_CONFIG_PRODUCTION NODE_ENV=$NODE_ENV
 ---> Using cache
 ---> a5d14bfcc3bd
Step 7/11 : COPY . /app/
 ---> bc9520bef3f7
Step 8/11 : RUN pnpm i --frozen-lockfile
 ---> Running in 2c19fee7256b
 WARN  Unsupported engine: wanted: {"node":"16.x"} (current: {"node":"v14.19.3","pnpm":"7.1.9"})
Lockfile is up-to-date, resolution step is skipped
Progress: resolved 1, reused 0, downloaded 0, added 0
Packages: +935
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

   ╭─────────────────────────────────────────────────────────────────╮
   │                                                                 │
   │                Update available! 7.1.9 → 7.4.1.                 │
   │   Changelog: https://github.com/pnpm/pnpm/releases/tag/v7.4.1   │
   │                Run "pnpm add -g pnpm" to update.                │
   │                                                                 │
   │     Follow @pnpmjs for updates: https://twitter.com/pnpmjs      │
   │                                                                 │
   ╰─────────────────────────────────────────────────────────────────╯

Packages are hard linked from the content-addressable store to the virtual store.
  Content-addressable store is at: /root/.local/share/pnpm/store/v3
  Virtual store is at:             node_modules/.pnpm
Progress: resolved 935, reused 0, downloaded 32, added 28
Progress: resolved 935, reused 0, downloaded 133, added 128
Progress: resolved 935, reused 0, downloaded 230, added 228
Progress: resolved 935, reused 0, downloaded 479, added 475
Progress: resolved 935, reused 0, downloaded 683, added 682
Progress: resolved 935, reused 0, downloaded 886, added 887
Progress: resolved 935, reused 0, downloaded 934, added 935, done
.../[email protected]/node_modules/deasync install$ node ./build.js
.../[email protected]/node_modules/deasync install: `linux-x64-node-14` exists; testing
.../[email protected]/node_modules/deasync install: Binary is fine; exiting
.../[email protected]/node_modules/deasync install: Done
.../[email protected]/node_modules/esbuild postinstall$ node install.js
.../[email protected]/node_modules/esbuild postinstall$ node install.js
.../[email protected]/node_modules/esbuild postinstall: Done
.../[email protected]/node_modules/esbuild postinstall: Done

dependencies:
+ @headlessui/react 1.6.5
+ @heroicons/react 1.0.6
+ @remix-run/node 0.0.0-experimental-d28d77b8
+ @remix-run/react 0.0.0-experimental-d28d77b8
+ clsx 1.1.1
+ daisyui 2.17.0
+ dotenv 16.0.1
+ fast-stable-json-stringify 1.0.0
+ highlight.js 11.5.1
+ isbot 3.5.0
+ match-sorter 6.3.1
+ prettier 2.7.1
+ react 18.2.0
+ react-dom 18.2.0
+ react-virtuoso 2.16.1
+ redis 4.1.0
+ remix-typed 0.3.0
+ type-fest 2.15.1
+ zod 3.17.3

devDependencies:
+ @remix-run/dev 0.0.0-experimental-d28d77b8
+ @remix-run/serve 0.0.0-experimental-d28d77b8
+ @types/prettier 2.6.3
+ @types/react 18.0.14
+ @types/react-dom 18.0.5
+ eslint 8.18.0
+ npm-run-all 4.1.5
+ tailwindcss 3.1.4
+ typescript 4.7.4
+ vitest 0.16.0

Removing intermediate container 2c19fee7256b
 ---> 7413727e4ad4
Step 9/11 : RUN pnpm run build
 ---> Running in 8c2cbc37afb9
 WARN  Unsupported engine: wanted: {"node":"16.x"} (current: {"node":"v14.19.3","pnpm":"7.1.9"})

> fontme@ build /app
> pnpm run tailwind --minify && remix build

 WARN  Unsupported engine: wanted: {"node":"16.x"} (current: {"node":"v14.19.3","pnpm":"7.1.9"})

> fontme@ tailwind /app
> tailwindcss -o app/tailwind.css "--minify"


🌼 daisyUI components 2.17.0  https://github.com/saadeghi/daisyui
  ✔︎ Including:  base, components, themes[29], utilities
  

Done in 554ms.
Building Remix app in production mode...
Built in 399ms
Removing intermediate container 8c2cbc37afb9
 ---> 8affb052e28d
Step 10/11 : COPY . /app/
 ---> 92e19e6c52c7
Step 11/11 : CMD pnpm run start
 ---> Running in 17fefca80126
Removing intermediate container 17fefca80126
 ---> b0f23139dc6b
Successfully built b0f23139dc6b
Successfully tagged 88363c56-9aae-4ede-a896-107edf59d1f7:latest
=== Successfully Built! ===

Run:
  docker run -it 88363c56-9aae-4ede-a896-107edf59d1f7

run.log

❯ docker run -it 88363c56-9aae-4ede-a896-107edf59d1f7
 WARN  Unsupported engine: wanted: {"node":"16.x"} (current: {"node":"v14.19.3","pnpm":"7.1.9"})

> fontme@ start /app
> echo "Running Node $(node -v)" && remix-serve build

Running Node v14.19.3