chore(kubectx): pin v0.8.0 for multi-config support

ahmetb/kubectx#211

home/cli/kubectl.nix

@@ -21,6 +21,10 @@ in
       kubectx
     ];
 
+    programs.starship.settings = {
+      kubernetes.disabled = false;
+    };
+
     d.fs.persisted = {
       directories = [ ".kube" ];
     };

home/cli/starship/default.nix

@@ -3,6 +3,10 @@
     ./themes.nix
   ];
 
+  home.sessionVariables = {
+    STARSHIP_LOG = "error";
+  };
+
   programs.starship = {
     enable = true;
 

overlays/kubectx.nix

@@ -0,0 +1,58 @@
+channels: final: prev:
+
+with final;
+with final.lib;
+
+{
+  __dontExport = true;
+
+  kubectx = stdenv.mkDerivation rec {
+    pname = "kubectx";
+    version = "0.8.0";
+
+    src = fetchFromGitHub {
+      owner = "ahmetb";
+      repo = pname;
+      rev = "v${version}";
+      sha256 = "1wkvmic29mkzfs6619wjs3mya8ffigwv9n1w9y7zkfvpi8gxa0a6";
+    };
+
+    buildInputs = [ makeWrapper ];
+
+    dontBuild = true;
+    doCheck = false;
+
+    installPhase = ''
+      mkdir -p $out/bin
+      mkdir -p $out/share/zsh/site-functions
+      mkdir -p $out/share/bash-completion/completions
+      mkdir -p $out/share/fish/vendor_completions.d
+
+      cp kubectx $out/bin
+      cp kubens $out/bin
+
+      # Provide ZSH completions
+      cp completion/kubectx.zsh $out/share/zsh/site-functions/_kubectx
+      cp completion/kubens.zsh $out/share/zsh/site-functions/_kubens
+
+      # Provide BASH completions
+      cp completion/kubectx.bash $out/share/bash-completion/completions/kubectx
+      cp completion/kubens.bash $out/share/bash-completion/completions/kubens
+
+      # Provide FISH completions
+      cp completion/*.fish $out/share/fish/vendor_completions.d/
+
+      for f in $out/bin/*; do
+        wrapProgram $f --prefix PATH : ${makeBinPath [ channels.unstable.kubectl ]}
+      done
+    '';
+
+    meta = {
+      description = "Fast way to switch between clusters and namespaces in kubectl!";
+      license = licenses.asl20;
+      homepage = https://github.com/ahmetb/kubectx;
+      maintainers = with maintainers; [ periklis ];
+      platforms = with platforms; unix;
+    };
+  };
+}