Support for Fatcar

[mcbenjemaa]

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IONOS Cloud doesn't support Flatcar yet, but we are working on providing support for the IONOS Cloud Platform,

flatcar/scripts#2389
coreos/ignition#1957

This issue used to track the support of Flatcar in CAPIC.

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@tuunit has created an image we could use to develop CAPIC to support Flatcar.

TODO

This is the list of tasks todo:

• Image builder build flatcar for IONOS cloud.
• Add Feature Gate BootstrapFormatIgnition.
  • ✨ feat: add ignition bootstrap data support #270
• Ignition support and generation along with Cloudinit in CAPIC.
• Network configuration and IPAM.
• Provision clusters with Flatcar.
  • Cluster template
  • Tests
  • E2e test for Flatcar.