Display apply button states, more error triggering, and bug fixes #6352

Job	Run time
Check which packages changed	0s
AI bot Tests	48s
Boxel Motion Tests	1m 1s
Lint	2m 27s
Boxel UI ensure raw icon changes only	41s
Boxel UI Tests	1m 21s
Host Tests	12m 40s
Matrix Client Tests - Group 1	13m 36s
Matrix Client Tests - Group 2	11m 31s
Realm Server Tests	5m 28s
deploy-ai-bot	0s
Deploy boxel to staging	0s
	49m 33s

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