When you add your App Password to CoPost, it gives CoPost the ability to read your account details and act as you to perform tasks like posting.
Not to worry. App passwords do not give apps like CoPost the ability to perform destructive tasks against your account like changing passwords or deleting.
Make a note of your Bluesky ID.
This will be the ID you use when connecting within CoPost.
Now to create your App Password.
The name you create here is just for your reference.
TIP: If you connect your Bluesky account to other applications similar to CoPost, we recommend creating an App Password per application.
Your new App Password.
Now for the CoPost part.
Add your Bluesky details.
Your account should now be connected.
The End.