feat(B09): 설계내역서 글 왼쪽 맞춤 · 레벨 = 왼쪽 들여쓰기 · 레벨 도구 줄(단추 넷 · Tab · Shift+Tab · Alt+↑↓ · 안내) (200-2)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SE9MxeXTu2uaDZ55BJowAY

B09_Estimation/B09_Estimation_UI_Shell.ts

@@ -52,6 +52,7 @@ import {
 } from "./B09_Estimation_UI_Tabs_Base";
 import { buildBill } from "./B09_Estimation_UI_Tabs_Bill";
 import { attachRowMenu, openMenuAt, type BillTable } from "./B09_Estimation_UI_Tabs_Bill_Edit";
+import { levelBar, pickedClass } from "./B09_Estimation_UI_Tabs_Bill_Level";
 import {
   buildSumExpense,
   buildSumLabor,
@@ -249,8 +250,11 @@ export function renderB09Estimation(root: HTMLElement): void {
         ...renderGroupPanel({ tab, spec, hint, focus, goto, makeTable, redraw }),
       );
     }
-    const table = makeTable();
-    panel.replaceChildren(...(hint ? [hint] : []), table.root);
+    // 200-2 설계내역서 = 표 위 레벨 도구 줄 · 고른 줄 강조
+    const bill = (spec as BillTable).menu ? (spec as BillTable) : null;
+    const table = makeTable(bill ? (i) => pickedClass(bill.rows[i]) : undefined);
+    const level = bill ? levelBar(table.root, bill) : null;
+    panel.replaceChildren(...(hint ? [hint] : []), ...(level ? [level] : []), table.root);
     if (focus !== undefined) {
       const index = rowIndex(spec.rows, focus);
       if (index >= 0) requestAnimationFrame(() => table.focusRow(index));