what a lovely name she has. welcome to the world of spangles.
Firstly, the hypoactive running about like a crazy thing is commonly known as the "zoomies". All do it and we all live through it (even the leaping from chair to chair and bouncing off the walls

)
As routines go, you stick to what suits you, no hard or fast rule. But it is recommended that pups are only walked for 5mins per month old although this can be more than once a day. if I have that wrong, so one will put us right. Brain games can equally tire them out , find and fetch ,teaser toys
You have noticed the over tiredness signs are are doing the right thing by time out in her crate.
We need to see a photo of Thistle

so we can properly access her in the Ahh gauge