add cols

sw-dash/prisma/migrations/20260329000000_split_meta_votes/migration.sql

@@ -0,0 +1,9 @@
+-- AlterTable: replace votes with separate upvotes and downvotes
+ALTER TABLE `meta_posts`
+    ADD COLUMN `upvotes` INTEGER NOT NULL DEFAULT 0,
+    ADD COLUMN `downvotes` INTEGER NOT NULL DEFAULT 0;
+
+UPDATE `meta_posts` SET `upvotes` = GREATEST(`votes`, 0), `downvotes` = GREATEST(-`votes`, 0);
+
+-- NOTE: Intentionally keeping the `votes` column for backward compatibility with existing consumers (e.g., sw-bot).
+--       Once all consumers are migrated to use `upvotes` and `downvotes`, a separate migration can safely drop `votes`.

sw-dash/prisma/schema.prisma

@@ -457,6 +457,8 @@ model MetaPost {
   id             Int      @id @default(autoincrement())
   text           String   @db.Text
   votes          Int      @default(0)
+  upvotes        Int      @default(0)
+  downvotes      Int      @default(0)
   metaMessageTs  String?  @db.VarChar(50)
   votesMessageTs String?  @db.VarChar(50)
   createdAt      DateTime @default(now())