diff --git a/CLAUDE.md b/CLAUDE.md
index 559c6c4..0db0a3e 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -520,13 +520,19 @@ The 2026-06-09 file-by-file audit traced most bugs to a handful of patterns. The
 2. `npm run build`
 3. Commit and tag (`git tag -a vX.Y.Z`)
 4. Push to Gitea (`git push origin master && git push origin vX.Y.Z`)
-5. Create tarball: `tar -czf app-ts-X.Y.Z.tar.gz dist dist-client prisma package.json package-lock.json scripts`
+5. Create tarball: `tar -czf app-ts-X.Y.Z.tar.gz dist dist-client prisma prisma.config.ts package.json package-lock.json scripts`
+   (⚠️ `prisma.config.ts` is REQUIRED — Prisma 7 keeps the datasource URL there;
+   without it, `prisma generate`/`migrate deploy` on prod have no datasource)
 6. Deploy via SSH to production server (`boha_admin@192.168.50.100`):
    - Path: `/var/www/app-ts`
-   - Remove old files: `rm -rf dist dist-client prisma scripts package.json package-lock.json`
+   - Remove old files: `rm -rf dist dist-client prisma prisma.config.ts scripts package.json package-lock.json`
    - Copy tarball to server: `scp app-ts-X.Y.Z.tar.gz boha_admin@192.168.50.100:/tmp/`
    - Extract tarball: `tar -xzf /tmp/app-ts-X.Y.Z.tar.gz`
    - Install dependencies: `npm install --omit=dev`
+   - Regenerate the Prisma client: `npx prisma generate` — **MANDATORY**.
+     `npm install` skips regeneration when dependencies didn't change, leaving a
+     stale client that still selects dropped/renamed columns → P2022 500s in
+     prod (bit the v2.4.0 supplier release).
    - Apply Prisma migrations: `npx prisma migrate deploy`
    - Restart: `pm2 restart app-ts --update-env`