ENG-1478: Port left sidebar to dual-readers + reactivity#844

sid597 wants to merge 7 commits intomigration-block-init-staging-branchDiscourseGraphs/discourse-graph:migration-block-init-staging-branchfrom

eng-1478-port-both-global-and-personal-left-sidebar-to-dual-readers-v2DiscourseGraphs/discourse-graph:eng-1478-port-both-global-and-personal-left-sidebar-to-dual-readers-v2Copy head branch name to clipboard