Revert "feat(cleanup): remove all Kubernetes and kubectl references, aliases, and completions"

This reverts commit 5d2a23db88.

.config/starship.toml

@@ -4,6 +4,7 @@ $time\
 $directory\
 $git_branch\
 $git_status\
+$kubernetes\
 $docker_context\
 $python\
 $golang\
@@ -50,6 +51,12 @@ staged = "+"
 renamed = "»"
 deleted = "✘"
 
+[kubernetes]
+format = '[$symbol$context( \($namespace\))]($style) '
+symbol = "☸ "
+style = "bold cyan"
+disabled = false
+
 [docker_context]
 symbol = " "
 format = "[$symbol$context]($style) "