Drop k8s 1.28 and 1.29 metal variants

Signed-off-by: Matthew Yeazel <yeazelm@amazon.com>

Cargo.toml

@@ -26,8 +26,6 @@ members = [
     "variants/aws-k8s-1.30-nvidia",
     "variants/aws-k8s-1.31-nvidia",
     "variants/metal-dev",
-    "variants/metal-k8s-1.28",
-    "variants/metal-k8s-1.29",
     "variants/vmware-dev",
     "variants/vmware-k8s-1.28",
     "variants/vmware-k8s-1.29",

README.md

@@ -92,15 +92,11 @@ We also have variants that are designed to be Kubernetes worker nodes in VMware:
 * `vmware-k8s-1.30`
 * `vmware-k8s-1.31`
 
-The following variants are designed to be Kubernetes worker nodes on bare metal:
-
-* `metal-k8s-1.28`
-* `metal-k8s-1.29`
-
 The following variants are no longer supported:
 
 * All Kubernetes variants using Kubernetes 1.23 and earlier
-* Bare metal and VMware variants using Kubernetes 1.27 and earlier
+* VMware variants using Kubernetes 1.27 and earlier
+* Bare metal variants for Kubernetes
 
 We recommend users replace nodes running these variants with the [latest variant compatible with their cluster](variants/).
 

variants/README.md

@@ -221,19 +221,6 @@ This variant is compatible with Kubernetes 1.31, 1.32, 1.33, and 1.34 clusters.
 The [metal-dev](metal-dev/Cargo.toml) variant has useful packages for local development of the OS and is intended to run bare metal.
 It includes tools for troubleshooting as well as Docker for running containers.
 
-### metal-k8s-1.28: Metal Kubernetes 1.28 node
-
-The [metal-k8s-1.28](metal-k8s-1.28/Cargo.toml) variant includes the packages needed to run a Kubernetes node on bare metal.
-It supports self-hosted clusters.
-
-This variant is compatible with Kubernetes 1.28, 1.29, 1.30, and 1.31 clusters.
-
-### metal-k8s-1.29: Metal Kubernetes 1.28 node
-
-The [metal-k8s-1.29](metal-k8s-1.29/Cargo.toml) variant includes the packages needed to run a Kubernetes node on bare metal.
-It supports self-hosted clusters.
-
-This variant is compatible with Kubernetes 1.29, 1.30, 1.31, and 1.32 clusters.
 
 ### Deprecated variants
 
@@ -446,6 +433,20 @@ It supported self-hosted clusters.
 
 This variant was compatible with Kubernetes 1.27, 1.28, 1.29, and 1.30 clusters.
 
+### metal-k8s-1.28: Metal Kubernetes 1.28 node
+
+The [metal-k8s-1.28](metal-k8s-1.28/Cargo.toml) variant includes the packages needed to run a Kubernetes node on bare metal.
+It supports self-hosted clusters.
+
+This variant is compatible with Kubernetes 1.28, 1.29, 1.30, and 1.31 clusters.
+
+### metal-k8s-1.29: Metal Kubernetes 1.29 node
+
+The [metal-k8s-1.29](metal-k8s-1.29/Cargo.toml) variant includes the packages needed to run a Kubernetes node on bare metal.
+It supports self-hosted clusters.
+
+This variant is compatible with Kubernetes 1.29, 1.30, 1.31, and 1.32 clusters.
+
 ## Development
 
 Say we want to create `my-variant`, a custom build of Bottlerocket that runs `my-agent`.