img conversion

prisma/schema.prisma

@@ -11,11 +11,14 @@ datasource db {
 
 model Attachment {
     id            BigInt      @id
-    attachmentId  BigInt
     msgId         BigInt
     channelId     BigInt
 
-    url        String
+    memeId          String     @unique @db.Uuid
+    meme            Meme       @relation(fields: [memeId], references: [id], onDelete: Restrict)
+
+    url         String
+    contentType String
 
     message   Json
     guild     Json
@@ -23,12 +26,10 @@ model Attachment {
     vision    Json
 
     createdAt  DateTime @default(now())
-    updatedAt  DateTime @default(now())
+    updatedAt  DateTime @updatedAt
 
-    @@index([attachmentId])
     @@index([channelId])
-
-    @@map("listings")
+    @@map("attachments")
 }
 
 model Meme {
@@ -38,7 +39,11 @@ model Meme {
     tags       Json
 
     createdAt  DateTime @default(now())
-    updatedAt  DateTime @default(now())
+    updatedAt  DateTime @updatedAt
+
+    attachment Attachment?
+
+    @@map("memes")
 }