support nolegacy_external_runfiles flag

Author: slamdev

.bazelrc

@@ -1,7 +1,7 @@
 # Bazel settings that apply to this repository.
 # Take care to document any settings that you expect users to apply.
 # Settings that apply only to CI are in .github/workflows/ci.bazelrc
-
+build --nolegacy_external_runfiles
 
 # Load any settings specific to the current user.
 # .bazelrc.user should appear in .gitignore so that settings are not shared with team members

helm/private/rules/lint.bzl

@@ -17,7 +17,7 @@ _ATTRS = {
 }
 
 def _impl(ctx):
-    cmd = [ctx.var["HELM_BIN"]]
+    cmd = [ctx.var["HELM_RUNFILES_BIN"]]
     cmd += ["lint"]
     cmd += [ctx.file.chart.short_path]
     if ctx.attr.strict:

helm/toolchain.bzl

@@ -35,6 +35,8 @@ def _helm_toolchain_impl(ctx):
     # See https://docs.bazel.build/versions/main/be/make-variables.html#custom_variables
     template_variables = platform_common.TemplateVariableInfo({
         "HELM_BIN": target_tool_path,
+        # Variable to use with disabled legacy_external_runfiles
+        "HELM_RUNFILES_BIN": target_tool_path.replace("external/", "../", 1)
     })
     default = DefaultInfo(
         files = depset(tool_files),