From e763ec4895771d9290daf8dcd1c7b1d7baecb1fe Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Fri, 22 Aug 2025 17:57:03 -0700
Subject: [PATCH] Restore comment as not a comment

---
 action.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/action.yml b/action.yml
index 3bba17a..06730c5 100644
--- a/action.yml
+++ b/action.yml
@@ -34,6 +34,7 @@ runs:
       run: |
         : parse toolchain version
         if [[ -z $toolchain ]]; then
+          : GitHub does not enforce 'required: true' inputs itself. https://github.com/actions/runner/issues/1070
           echo "'toolchain' is a required input" >&2
           exit 1
         elif [[ $toolchain =~ ^stable' '[0-9]+' '(year|month|week|day)s?' 'ago$ ]]; then