fix(server): generate Prisma Client on Vercel build (production hotfix)#86
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Vercel caches deps so Prisma's auto-generate never runs, leaving an outdated client that throws PrismaClientInitializationError at cold start. Add a postinstall hook + prisma generate in the build. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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Problem
Production
api-shopflowcrashes at cold start withPrismaClientInitializationError: Vercel caches dependencies, so Prisma's auto-generate never runs and the deployed Prisma Client is outdated. Every route (incl./api/health) returns500 FUNCTION_INVOCATION_FAILED, which the browser surfaces as a CORS error on the frontend.Fix
postinstall: prisma generate— regenerates the client on Vercel's install step.build: prisma generate && tsc— belt-and-suspenders for build-based flows.Ref: https://pris.ly/d/vercel-build
Test plan
curl https://api-shopflow.vercel.app/api/healthreturns 200.🤖 Generated with Claude Code