This is a reminder for me or a task if anyone wants :P

Basically, The last two questions aren't really regex's questions.

To do:

• Move said questions to correct place.
• Add new regex questions (Python related!)?
• Maybe add a new ## Regex section, as it is a valuable skill

webkubectl应该支持弹框模式，不然界面切换就要重新打开

Currently, apart from using some of the existing properties on the nodes, there is no way to exclude the node that runs the Seal from attack.

It would be really nice to add that to be handled automatically.

A gui for ssh-copy-id maybe?

and as the tittle says, support for ed25519 keys, maybe a dropdown menu that lets you choose the ehh... cipher is it? for generating a new one. Or at least the ability to connect using them.

With warnings enabled you'll see that the SupportsFeatureMixin triggers lots of redefinition warnings:

# sf_test.rb
require 'active_support'
require 'active_support/core_ext/object/blank'
require_relative 'supports_feature_mixin' # Assume sf_test.rb and supports_feature_mixin.rb are in same directory

class Post
  include SupportsFeatureMixin
  supports :publish
  supports_not 

Use heptio/workgroup to improve handling of the multiple goroutines that are spawned in each of the discoverers. This will also help us to bubble up errors to main, and handle them appropriately.

An example of this is #224. We wanted to handle the case where re-auth failed 3 times, but there was no good way of bubbling up the error to main.go. We could make reconciler.Run return an error to bub

Describe the bug
When tk8 is run in a directory which does not have config.yaml, it tries to auto generate it by saying:

No default config was provided. Generating one for you.

The auto-generated config.yaml is only usable for aws provisioner and not for others.

To Reproduce
Steps to reproduce the behavior:

1. Download tk8 binary in empty folder.
2. Setup cattle-