fix: refactor prisma multifolder into docs example

prisma/models/app.prisma

@@ -0,0 +1,15 @@
+model ApplicationSettings {
+    timestamp DateTime @id @default(now())
+
+    metadataProviders             String[]
+
+    saveSlotCountLimit   Int   @default(5)
+    saveSlotSizeLimit    Float @default(10) // MB
+    saveSlotHistoryLimit Int   @default(3)
+}
+
+enum Platform {
+    Windows @map("windows")
+    Linux   @map("linux")
+    macOS   @map("macos")
+}