chore: finally update to prisma@7.8.0

prisma/schema.prisma

@@ -1,13 +1,11 @@
 generator client {
-  provider        = "prisma-client"
-  output          = "../src/prisma"
-  moduleFormat    = "cjs"
-  previewFeatures = ["queryCompiler", "driverAdapters"]
+  provider     = "prisma-client"
+  output       = "../src/prisma"
+  moduleFormat = "cjs"
 }
 
 datasource db {
   provider = "postgresql"
-  url      = env("DATABASE_URL")
 }
 
 model Zipline {