* Clean up residual files

When reset, you need to clean up to the kerw directory.

* Update main.yml

* Docker/Containerd: move downloads urls to containerd-common

* gVisor: initial support for gVisor container runtime

$releasever can be 7Server, but there is no such CentOS path on
download.opensuse.org.

Use ansible_distribution_major_version instead of $releasever.

As [1], v2.4.0 has been released already for local_volume_provisioner.
This updates the version.

[1]: https://github.com/kubernetes-sigs/sig-storage-local-static-provisioner/tags

* Improve scale flow

* Add confirmation prompt again

* Calico: align manifests with upstream

* allow enabling typha prometheus metrics

* Calico: enable eBPF support

* manage the kubernetes-services-endpoint configmap

* Calico: document the use of eBPF dataplane

* Calico: improve checks before deployment

* enforce disabling kube-proxy when using eBPF dataplane
* ensure calico_version is supported

* Kata: add Kata 2.x checksums and adjust download urls for 2.x

* Kata: drop 1.x version which is no longer supported

* Kata: set default version 2.1.0

* Docs: update sidebar

* Docs: move registry documentation into docs/

* Docs: move rbd_provisioner documentation into docs/

* Docs: move cephfs_provisioner into docs/

* Docs: move local_volume_provisioner documentation into docs/

* Docs: move ambassador.md to docs/ingress_controller/

* Docs: move metallb.md to docs/ingress_controller/

* Docs: move ingress_nginx documentation into docs/

* Docs: move alb_ingress_controller documentation into docs/

* Docs: merge ambassador documentation into docs/ingress_controller/

* Docs: move cert_manager documentation into docs/

* Docs: move bootstrap-os documentation into docs/

* Docs: update file locations in sidebar

Signed-off-by: Cedric Hnyda <cedric.hnyda@itera.io>

Signed-off-by: kjinan <2008kongxiangsheng@163.com>

* Update docker package to 20.10.6

* Add Fedora 33 image and CI, remove Fedora 31 (EOL)

Checksum of crun 0.19 is not correct, this commit fixes it

* Added possibility to specify vSphere credentials via env variables

* Removed excessive spacing

store openstack external cloud controller ca.cert in a k8s secret instead of the host filesystem (#7603)

* Calico: add v3.19.1 hashes

* enable liveness probe for calico-kube-controllers

3.19.1

* Calico: drop support for v3.16.x

* Calico: promote v3.18.3 as default

* Override the default value of containerd's root, state, and oom_score configurations

* Add tests data for containerd_storage_dir, containerd_state_dir and containerd_oom_score variables

* add support for using ansible 2.10.x for deploying kubespray

* move dns-autoscaler-clusterrole{binding}.yml to files/ folder

* note that ansible 2.10 is now experimentally supported

* coredns: move files to templates like before #4341