Track all requests to OpenAI in a database

this will be in future used to limit access to the bot

schema.prisma

@@ -0,0 +1,23 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "sqlite"
+  url      = env("DATABASE_URL")
+}
+
+model Usage {
+  timestamp DateTime @id
+  user BigInt
+  channel BigInt
+  guild BigInt?
+  usageReguest Int
+  usageResponse Int
+}
+
+model Limits {
+  user BigInt @id
+  limit Int?
+  vip Boolean @default(false)
+}