ThreadCount Community edition

Uniform stock management for healthcare linen rooms: the coordinator app, the phone counter and the staff app, for your own server. Built from 2d04e45 on 2026-09-15. Licensed under the Functional Source License (FSL-1.1-ALv2).

lib/db.ts

@@ -0,0 +1,18 @@
+import { PrismaClient } from "@prisma/client";
+import { PrismaPg } from "@prisma/adapter-pg";
+
+const globalForPrisma = globalThis as unknown as { prisma?: PrismaClient };
+
+function makeClient() {
+  const max = parseInt(process.env.DB_POOL_MAX || "", 10);
+  // DB_POOL_MAX=1 is only for the local `prisma dev` embedded server, which can't handle concurrent queries. Never set it in production.
+  const adapter = new PrismaPg({ connectionString: process.env.DATABASE_URL, ...(Number.isFinite(max) && max > 0 ? { max } : {}) });
+  return new PrismaClient({
+    adapter,
+    log: process.env.NODE_ENV === "development" ? ["error", "warn"] : ["error"],
+  });
+}
+
+export const prisma = globalForPrisma.prisma ?? makeClient();
+
+if (process.env.NODE_ENV !== "production") globalForPrisma.prisma = prisma;