diff --git a/demo/$(pwd)/logs/application.log b/demo/$(pwd)/logs/application.log
deleted file mode 100644
index a8af82d2235332a4c44c79f84907bc04344ab15d..0000000000000000000000000000000000000000
--- a/demo/$(pwd)/logs/application.log
+++ /dev/null
@@ -1,6 +0,0 @@
-time="2022-11-02T16:37:36+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
-time="2022-11-02T16:37:36+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
-time="2022-11-02T16:37:36+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
-time="2022-11-02T16:38:14+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
-time="2022-11-02T16:40:07+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
-time="2022-11-02T16:41:13+08:00" level=warning msg="Can't load env file. open /home/zhoushimin/workspace/github/1024opensource/demo-widget/$(pwd)/.env: no such file or directory"
diff --git a/preview.yml b/preview.yml
new file mode 100644
index 0000000000000000000000000000000000000000..0432392c387dd2e78b4163e4dc9d05a9cb301356
--- /dev/null
+++ b/preview.yml
@@ -0,0 +1,10 @@
+# preview.yml
+autoOpen: true # 打开工作空间时是否自动开启所有应用的预览
+apps:
+  - port: 5099 # 应用的端口
+    run: curl -fsSL https://website.yaoapps.com/install.sh | bash && ./start.sh # 应用的启动命令
+    command: # 使用此命令启动服务，且不执行run
+    root: ./ # 应用的启动目录
+    name: YAO低代码演示 # 应用名称
+    description: YAO低代码演示 # 应用描述
+    autoOpen: true # 打开工作空间时是否自动开启预览（优先级高于根级 autoOpen
diff --git a/start.sh b/start.sh
index 16346668cf3cda4058c48331b0aee2ade219152a..965868be055ee4bf7292477c59103fc8682a8a62 100755
--- a/start.sh
+++ b/start.sh
@@ -1,4 +1,8 @@
-cd demo-widget
+mkdir -p demo/db
+mkdir -p demo/data
+mkdir -p demo/logs
+
+cd demo
 
 # Create tables & set menu
 yao migrate --reset