chore: update check-locale-changes/action.yml

Author: xiaoyu2er

.github/actions/check-locale-changes/action.yml

@@ -56,8 +56,23 @@ runs:
           # For manual trigger, we don't need changes JSON
           output=$(.github/scripts/generate-locale-matrix.sh "$trigger_type" "$manual_locales")
         else
-          # For auto/docs-pr triggers, write changes JSON to temp file to avoid ARG_MAX limit
-          changes_json='${{ toJSON(steps.changes.outputs) }}'
+          # For auto/docs-pr triggers, create a minimal JSON with only the boolean change indicators
+          changes_json=$(cat << 'EOF'
+        {
+          "core_any_changed": "${{ steps.changes.outputs.core_any_changed }}",
+          "ar_any_changed": "${{ steps.changes.outputs.ar_any_changed }}",
+          "de_any_changed": "${{ steps.changes.outputs.de_any_changed }}",
+          "en_any_changed": "${{ steps.changes.outputs.en_any_changed }}",
+          "es_any_changed": "${{ steps.changes.outputs.es_any_changed }}",
+          "fr_any_changed": "${{ steps.changes.outputs.fr_any_changed }}",
+          "ja_any_changed": "${{ steps.changes.outputs.ja_any_changed }}",
+          "ru_any_changed": "${{ steps.changes.outputs.ru_any_changed }}",
+          "zh-hans_any_changed": "${{ steps.changes.outputs.zh-hans_any_changed }}",
+          "zh-hant_any_changed": "${{ steps.changes.outputs.zh-hant_any_changed }}"
+        }
+        EOF
+          )
+          
           temp_file=$(mktemp)
           echo "$changes_json" > "$temp_file"
           output=$(.github/scripts/generate-locale-matrix.sh "$trigger_type" "" "$temp_file")