update to prisma v6.7.0

apps/cli/templates/db/prisma/postgres/prisma.config.ts

@@ -0,0 +1,7 @@
+import path from "node:path";
+import type { PrismaConfig } from "prisma";
+
+export default {
+  earlyAccess: true,
+  schema: path.join("prisma", "schema"),
+} satisfies PrismaConfig;

apps/cli/templates/db/prisma/postgres/prisma/schema/schema.prisma

@@ -1,6 +1,5 @@
 generator client {
   provider = "prisma-client"
-  previewFeatures = ["prismaSchemaFolder"]
   output   = "../generated"
   moduleFormat = "esm"
 }