fix(M02): 구조물 조합 「일위대가 합계」 줄 머리 칸 폭 — 글이 안 잘리게(86-3)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01MgChuAcyBqUkhHMTXomQC7

ui_template/sheet/ui_template_sheet_render.ts

@@ -118,6 +118,7 @@ export function renderSheet(state: RenderState): HTMLElement {
         st("Row_Unit_Price"),
         st("Row_Drawing"),
         st("Row_Area"),
+        ...(state.laborSumLabel ? [st("Row_LaborSum")] : []),
         ...(doc.합계줄 ?? []).map((t) => t.이름),
       ].map((label) => Math.ceil(textWidth(label, font)) + 16),
     ),