Django Channels role-select sprint: turn_changed, roles_revealed, role_select_start consumer handlers; WS URL changed from room_slug to room_id UUID; TableSeat model - room, gamer, slot_number, role, role_revealed, seat_position fields; Room.table_status field with ROLE_SELECT, SIG_SELECT, IN_GAME choices; migration 0006_table_status_and_table_seat; pick_roles and select_role views; _role_select_context helper; _notify_turn_changed, _notify_roles_revealed, _notify_role_select_start notifiers; all gate-mutation views now call _notify_gate_update; ChannelsFunctionalTest base class with serve_static, screenshot, dump helpers; SQLite TEST NAME set to file path for ChannelsLiveServerTestCase; InMemoryChannelLayer added to test CHANNEL_LAYERS settings; FT 5 and FT 6 now passing - active seat arc and turn advance via WS, no page refresh; room.js, gatekeeper.js, role-select.js added to apps/epic/static; applets.js, game-kit.js, dashboard.js, wallet.js relocated to app-scoped static dirs; room.html: hex table, table-seat arcs, card-stack, inventory panel, role-card hand, WS scripts; _room.scss: room-shell flex layout, .table-hex polygon clip-path, .table-seat and .seat-card-arc, .card-stack eligible/ineligible states, .card flip animation, .inv-role-card stacked hand, .role-select-backdrop; gear btn and room menu always position: fixed; 375 tests, 0 skipped

src/static_src/scss/_applets.scss

@@ -85,7 +85,8 @@
 // Page-level gear buttons — fixed to viewport bottom-right
 .gameboard-page,
 .dashboard-page,
-.wallet-page {
+.wallet-page,
+.room-page {
     > .gear-btn {
         position: fixed;
         bottom: 4.2rem;