feat(db): connect message style to feed

prisma/schema.prisma

@@ -12,15 +12,17 @@ datasource db {
 }
 
 model Feed {
-  id         Int       @id @default(autoincrement())
-  name       String
-  url        String
-  guild_id   String
-  active     Boolean
-  created_at DateTime  @default(now())
-  updated_at DateTime  @updatedAt
-  channels   Channel[]
-  filters    Filter[]
+  id               Int           @id @default(autoincrement())
+  name             String
+  url              String
+  guild_id         String
+  active           Boolean
+  created_at       DateTime      @default(now())
+  updated_at       DateTime      @updatedAt
+  channels         Channel[]
+  filters          Filter[]
+  message_style    MessageStyle? @relation(fields: [message_style_id], references: [id], onDelete: SetNull)
+  message_style_id Int?
 
   @@unique([guild_id, name])
   @@index([guild_id, created_at(sort: Desc)])
@@ -71,6 +73,7 @@ model MessageStyle {
   description_mutator TextMutator?
   created_at          DateTime     @default(now())
   updated_at          DateTime     @updatedAt
+  Feed                Feed[]
 
   @@unique([guild_id, name])
   @@index([guild_id, created_at(sort: Desc)])