Implement smart caching for feed checks#7

Brawl345 wants to merge 1 commit intomasterBrawl345/rssbot:masterfrom

claude/smart-feed-caching-017Qx5DRBrzgT3gjw7GW3wAoBrawl345/rssbot:claude/smart-feed-caching-017Qx5DRBrzgT3gjw7GW3wAoCopy head branch name to clipboard