adjust flake and shell nix

flake.nix

@@ -110,9 +110,6 @@
           packages.go-tidy-all = pkgs.callPackage ./scripts/go-tidy-all.nix {
             inherit pkgs;
           };
-          packages.get-docker-tag = pkgs.callPackage ./scripts/get-docker-tag.nix {
-            inherit pkgs;
-          };
           packages.generate-kardinal-version = pkgs.callPackage ./scripts/generate_kardinal_version.nix {
             inherit pkgs;
           };

scripts/generate_kardinal_version.nix

@@ -18,20 +18,7 @@ pkgs.writeShellApplication {
 
     commit_sha="$(git rev-parse --short=6 HEAD)"
     suffix="$(git diff --quiet || echo '-dirty')"
-    echo "$commit_sha$suffix"
-
-    new_version=""
-
-    if [ -z "$new_version" ]; then
-        if ! cd "$root_dirpath"; then
-            echo "Error: Couldn't cd to the root of this repo, '$root_dirpath', which is required to get the Git tag" >&2
-            show_helptext_and_exit
-        fi
-        if ! new_version="$(./scripts/get-docker-tag.sh)"; then
-            echo "Error: No new version provided and couldn't generate one" >&2
-            show_helptext_and_exit
-        fi
-    fi
+    new_version="$commit_sha$suffix"
 
     kardinal_version_go_file_abs_path="$root_dirpath/$KARDINAL_VERSION_PACKAGE_DIR/$KARDINAL_VERSION_GO_FILE"
 

shell.nix

@@ -12,9 +12,7 @@
   '';
 
   go-tidy-all = import ./scripts/go-tidy-all.nix {inherit pkgs;};
-  get-docker-tag = import ./scripts/get-docker-tag.nix {inherit pkgs;};
   generate-kardinal-version = import ./scripts/generate_kardinal_version.nix {inherit pkgs;};
-
   manager_shell = pkgs.callPackage ./kardinal-manager/shell.nix {inherit pkgs;};
   cli_shell = pkgs.callPackage ./kardinal-cli/shell.nix {inherit pkgs;};
   cli_kontrol_api_shell = pkgs.callPackage ./libs/cli-kontrol-api/shell.nix {inherit pkgs;};
@@ -27,7 +25,6 @@
       buildInputs = [
         kardinal
         go-tidy-all
-        get-docker-tag
         generate-kardinal-version
         kubectl
         kustomize