feat: upgrade skip logic around directives

Author: masterkain

.commitlintrc.cjs

@@ -0,0 +1,3 @@
+module.exports = {
+  extends: ['@commitlint/config-conventional'],
+};

.husky/.gitignore

@@ -0,0 +1 @@
+_

.husky/commit-msg

@@ -0,0 +1,9 @@
+#!/usr/bin/env sh
+set -e
+
+# Allow skipping via HUSKY=0 (e.g., in CI scripts that manage commits manually).
+if [ "${HUSKY-}" = "0" ]; then
+  exit 0
+fi
+
+npx --no -- commitlint --edit "$1"