Fixed theme zip excluding agent docs

The broad theme zip task could include the agent guidance files added to the theme root. Added explicit exclusions for AGENTS.md and CLAUDE.md so generated theme archives stay limited to runtime theme content.

Author: aileen

gulpfile.js

@@ -81,6 +81,8 @@ function zipper(done) {
             '!dist', '!dist/**',
             '!yarn-error.log',
             '!yarn.lock',
+            '!AGENTS.md',
+            '!CLAUDE.md',
             '!gulpfile.js'
         ]),
         zip(filename),