docs: add WorldFlowAI setup guide

fix: remove version fields from marketplace.json

feat: cross-platform support with Node.js scripts

fix: remove version field to enable automatic plugin updates

style: side-by-side guide layout matching profile README

feat: add star history chart and minimal badge bar

fix: move session-end hooks from Stop to SessionEnd

fix: remove duplicate hooks field from plugin.json

fix: use ${CLAUDE_PLUGIN_ROOT} for hook script paths

fix: use relative path './' for plugin source instead of GitHub object

fix: remove agents field temporarily to debug validation

fix: use string format for repository field in plugin.json

fix: use GitHub source object in marketplace.json

feat: package as Claude Code plugin with marketplace distribution

Clarify README description of the repository