Anchor changes

[ferriarnus]

Description

Resets the client collection of targets when changing a dimension
Fix syncing of the name to the server/client

Closes #454

Todo

• Verify this is all that is needed

Checklist:

• My code follows the style guidelines of this project (.editorconfig, most IDEs will use this for you).
• I have performed a self-review of my own code.
• I have commented my code in areas it may be challenging to understand.
• I have made corresponding changes to the documentation.
• My changes are ready for review from a contributor.

[Rover656]

Looks like this is almost there, just need to fix the block item rendering (see discord)

[Rover656]

Looking good, thanks a lot to both Ferri and chonky :)