Do you wear an insert in your shoe on that side?
Have you addressed the “external rotation of this hip is impinged?
Episode 250: Creating Loaded Hip Stability and Torque
You need to actively cultivate a good position all the time until proper positioning is your default positioning.
There are several hip based episodes.
There may be alot there initially, but as you start working on it somethings may get better as other aspects are resolved.
Good to hear you are going to work on your hip.
Are you seeing improvements with what you are doing?
With your ankle collapsing I would take a look at your foot as well.
Your feet may need strengthening.
Yes, working with Kelly in person is an excellent idea if schedules allow.