Adds 83.135.64.30 to popularity.exclude_ips so local/manual testing against prod doesn't inflate real-visitor page-view stats. IP is dynamic — a stopgap; smoke tests should target the test instance. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Np4cMQLF77i664CAQXySzU