How to delete all failed workflows if there are more than 1000?

Questions
1

Hi!
Trying ro delete all failed workflows (3500+), but can not do this. How i can delete them form docker? or from CLI?
image

2

Hey @artemik83,

Have you tried using the n8n node to remove them in batches?

3

Hi Jon!
Unfortunately, i cant connect to api
How it can be fixed?
From playground i can delete
image

4

Hey @artemik83,

Are you using basic auth as well?