Make the base update at lease per week basis

Signed-off-by: popcorny <[email protected]>

Author: popcornylu

.github/workflows/dbt_base.yml

@@ -5,6 +5,8 @@ on:
   push:
     branches:
       - main
+  schedule:
+    - cron: '0 0 * * 0'      
 jobs:
   build:
     runs-on: ubuntu-latest