Update copier.yml

Ensure min lenght for postgresql password

Author: angelmoya

copier.yml

@@ -53,6 +53,7 @@ postgres_password:
     you can generate one with:
     python -c "import secrets; print(secrets.token_urlsafe(32))"'
   default: changethis
+  validate: "{% if (postgres_password | length) < 8 %} Password must have at least 8 characters{% endif %}"
 
 sentry_dsn:
   type: str