Added Account Dublicate fucntion, improved default sorts

packages/database/prisma/schema/migrations/20251225225508_added_multi_account_fields/migration.sql

@@ -0,0 +1,7 @@
+-- AlterTable
+ALTER TABLE "users" ADD COLUMN     "canonical_user_id" TEXT,
+ADD COLUMN     "duplicate_detected_at" TIMESTAMP(3),
+ADD COLUMN     "duplicate_reason" TEXT;
+
+-- AddForeignKey
+ALTER TABLE "users" ADD CONSTRAINT "users_canonical_user_id_fkey" FOREIGN KEY ("canonical_user_id") REFERENCES "users"("id") ON DELETE SET NULL ON UPDATE CASCADE;

packages/database/prisma/schema/user.prisma

@@ -60,6 +60,12 @@ model User {
     createdAt             DateTime                @default(now()) @map(name: "created_at")
     updatedAt             DateTime                @default(now()) @map(name: "updated_at")
     isBanned              Boolean                 @default(false) @map(name: "is_banned")
+    // Duplicate handling:
+    canonicalUserId       String?                 @map(name: "canonical_user_id")
+    CanonicalUser         User?                   @relation("CanonicalUser", fields: [canonicalUserId], references: [id])
+    Duplicates            User[]                  @relation("CanonicalUser")
+    duplicateDetectedAt   DateTime?               @map(name: "duplicate_detected_at")
+    duplicateReason       String?                 @map(name: "duplicate_reason")
     // relations:
     oauthTokens           OAuthToken[]
     discordAccounts       DiscordAccount[]