- Fixes P3009 error when upgrading from 1.2.7

- Reconciles 'add_user_sessions' to '20251005000000_add_user_sessions'
- Prevents duplicate migration attempts
- Handles fresh installs gracefully"

backend/prisma/reconcile-migrations.js

@@ -0,0 +1,67 @@
+const { PrismaClient } = require("@prisma/client");
+
+async function reconcileMigrations() {
+	const prisma = new PrismaClient();
+
+	try {
+		console.log(
+			"[Migration Reconciliation] Checking for migration name conflicts...",
+		);
+
+		// Check if the old migration name exists
+		const oldMigration = await prisma.$queryRawUnsafe(
+			"SELECT migration_name FROM _prisma_migrations WHERE migration_name = 'add_user_sessions'",
+		);
+
+		if (oldMigration && oldMigration.length > 0) {
+			console.log(
+				'[Migration Reconciliation] Found old migration name "add_user_sessions"',
+			);
+			console.log(
+				'[Migration Reconciliation] Updating to "20251005000000_add_user_sessions"...',
+			);
+
+			// Update the migration name to the new timestamped version
+			await prisma.$executeRawUnsafe(`
+        UPDATE _prisma_migrations 
+        SET migration_name = '20251005000000_add_user_sessions'
+        WHERE migration_name = 'add_user_sessions'
+      `);
+
+			console.log(
+				"[Migration Reconciliation] ✅ Migration name updated successfully",
+			);
+		} else {
+			console.log(
+				"[Migration Reconciliation] No migration reconciliation needed",
+			);
+		}
+	} catch (error) {
+		// If _prisma_migrations table doesn't exist yet, that's okay (fresh install)
+		if (error.code === "42P01") {
+			console.log(
+				"[Migration Reconciliation] Fresh database detected, skipping reconciliation",
+			);
+		} else {
+			console.error(
+				"[Migration Reconciliation] Error during migration reconciliation:",
+				error.message,
+			);
+			throw error;
+		}
+	} finally {
+		await prisma.$disconnect();
+	}
+}
+
+// Run if called directly
+if (require.main === module) {
+	reconcileMigrations()
+		.then(() => process.exit(0))
+		.catch((error) => {
+			console.error(error);
+			process.exit(1);
+		});
+}
+
+module.exports = reconcileMigrations;