You cannot use an answer file with Calamares.
For different purposes and intents I have written several scripts which - more or less - is defined by variables.
The latest is a script generating a fully encrypted setup
- [root tip] [Utility Script] Encrypted Manjaro Linux using Verified Boot
- [root tip] [How To] DIY installer script base (sdboot/LUKS)
- How do I install Manjaro MATE with LVM on LUKS and dual boot with Windows? - #38 by linux-aarhus
- How do I install Manjaro MATE with LVM on LUKS and dual boot with Windows? - #45 by linux-aarhus
- [root tip] [Utililty Script] Backup configuration and package list