fix: replace unicode separators with blank lines in blackboard

fix: add double-rule borders around blackboard header

fix: add small h3 header to blackboard for visual grounding

fix: blackboard formatting — remove title header, compact layout

fix: resolve blackboard DB deadlock with single connection pool

debug: catch blackboard goroutine panics

debug: add blackboard logging

fix: refresh blackboard on Ready event not startup

feat: blackboard uses existing #blackboard channel, refreshes on startup

feat: blackboard as live managed channel page

fix: docker DB permissions + move DB to /data volume

feat: split brew day and kegging day recipe flow

feat: live pinned stats card per brew channel + compact blackboard

feat: show ratings inline on /recipe view

fix: allow ratings on completed brews, note on blackboard update