fix seed for demo

Author: VuXfi

package.json

@@ -19,7 +19,7 @@
 		"build:assets:modules": "npm run build:assets && npm run copy:modules",
 		"start:seed": "cross-env SEED_DATA=true tsx --tsconfig ./fixture/tsconfig.json ./fixture/index.ts",
 		"demo:build": "npm run copy:backend && npm run compile:backend && npm run build:assets && npm run copy:modules",
-		"demo": "cross-env DEMO=true npm run start:seed"
+		"demo": "cross-env SEED_DATA=true DEMO=true tsx --tsconfig ./fixture/tsconfig.json ./fixture/index.ts"
 	},
 	"keywords": [],
 	"author": "",