chore(repo): initialize planarchy workspace

packages/db/src/client.ts

@@ -0,0 +1,17 @@
+import { PrismaClient } from "@prisma/client";
+
+const globalForPrisma = globalThis as unknown as {
+  prisma: PrismaClient | undefined;
+};
+
+export const prisma =
+  globalForPrisma.prisma ??
+  new PrismaClient({
+    log: process.env["NODE_ENV"] === "development" ? ["query", "error", "warn"] : ["error"],
+  });
+
+if (process.env["NODE_ENV"] !== "production") {
+  globalForPrisma.prisma = prisma;
+}
+
+export default prisma;