feat: migrate globalItems — drop brand text, add manufacturerId FK

src/db/schema.ts

@@ -177,7 +177,9 @@ export const globalItems = pgTable(
 	"global_items",
 	{
 		id: serial("id").primaryKey(),
-		brand: text("brand").notNull(),
+		manufacturerId: integer("manufacturer_id")
+			.notNull()
+			.references(() => manufacturers.id),
 		model: text("model").notNull(),
 		category: text("category"),
 		weightGrams: doublePrecision("weight_grams"),
@@ -193,7 +195,7 @@ export const globalItems = pgTable(
 		cropY: doublePrecision("crop_y"),
 		createdAt: timestamp("created_at").defaultNow().notNull(),
 	},
-	(table) => [unique().on(table.brand, table.model)],
+	(table) => [unique().on(table.manufacturerId, table.model)],
 );
 
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