Deployment fails on Vercel using Bun

[akgec-saurabh]

🐛 Bug Report: Deployment fails on Vercel with Bun + Prisma postinstall error

Description

While trying to deploy the full-stack template generated using better-t-stack on Vercel, the deployment fails during the bun install step with a Prisma postinstall error.

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🧾 Error Log

Vercel CLI 48.2.9

Detected Turbo. Adjusting default settings...
Running "install" command: bun install...
bun install v1.2.23 (cf136713)
/usr/bin/bash: line 1: @orpc/client@orpc/openapi@o: No such file or directory
error: postinstall script from "@prisma/client" exited with 127
Error: Command "bun install" exited with 127

bun create better-t-stack@latest my-better-t-app \
  --frontend next \
  --backend self \
  --runtime none \
  --api orpc \
  --auth better-auth \
  --payments none \
  --database postgres \
  --orm prisma \
  --db-setup neon \
  --package-manager bun \
  --git \
  --web-deploy none \
  --server-deploy none \
  --no-install \
  --addons turborepo \
  --examples todo


Push the generated project to GitHub.

Deploy the repository to Vercel using default build settings.

Observe the installation error.