sync: multiple features from private repo

- quick-add-loading: fire-and-forget with loading placeholders, auto-open feed, SSE events, QuickAddInput redesign
- database-table-pane: TablePane + DatabaseTableView, countNodes(), event_date sort
- ui-polish-fixes: focus tab order, dim name editing, tab title sync, cost chip removal, custom sort drag-reorder, refresh button, dimension filter removal (~2,200 lines)
- node-creation-quality: description service prompt rewrite, title sanitization, extraction tool AI prompt rewrites
- feed-pane-ux: stripped kanban/grid/saved views, sort dropdown, AND dimension filtering, description preview

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/components/settings/LogsRow.tsx

@@ -97,11 +97,6 @@ export default function LogsRow({ log, isEven }: LogsRowProps) {
                   🧵 {metrics.thread.substring(0, 16)}…
                 </span>
               )}
-              {metrics.cost_usd !== undefined && (
-                <span style={{ color: '#34d399' }}>
-                  💰 ${metrics.cost_usd.toFixed(6)}
-                </span>
-              )}
               {metrics.input_tokens !== undefined && metrics.output_tokens !== undefined && (
                 <span>
                   📊 {metrics.input_tokens}↓ {metrics.output_tokens}↑