fix(sheet): 글 열(꼴=글)의 일위대가 · 도면 · 산출근거 칸은 빈칸 · 잠김

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019Kyw9qnkJ94pC1A4PfpDtA

ui_template/sheet/ui_template_sheet_render.ts

@@ -14,6 +14,7 @@ import { columnNames, formulaLabel, headMinWidths, textWidth } from "./ui_templa
 import {
   cellEditable,
   isBoundColumn,
+  isBlankPick,
   isCalcColumn,
   KEY_BASIS,
   KEY_DRAWING,
@@ -64,7 +65,7 @@ function headFont(): string {
 
 /** 칸을 고칠 수 있나 — 줄 열쇠 기준(머리 칸은 따로) · 도면 · 산출근거 줄은 손으로 못 침. */
 export function keyEditable(state: RenderState, key: string, col: SheetColumn): boolean {
-  if (key === KEY_DRAWING || key === KEY_BASIS) return false;
+  if (key === KEY_DRAWING || key === KEY_BASIS || isBlankPick(key, col)) return false;
   if (key.startsWith("s:")) return state.mode === "master";
   if (key.startsWith("t:")) return false;
   const row = state.doc.줄.find((r) => `d:${r.id}` === key);
@@ -178,8 +179,10 @@ export function renderSheet(state: RenderState): HTMLElement {
     )[key];
     const tr = el("tr", { className: "ui-sheet__meta", children: [gutter("th", st(label))] });
     cols.forEach((col, j) => {
-      const text =
-        key === "s:formula"
+      const blank = isBlankPick(key, col);
+      const text = blank
+        ? ""
+        : key === "s:formula"
           ? formulaLabel(col.식 ?? "", names, col.id)
           : key === "s:desc"
             ? ""
@@ -188,7 +191,7 @@ export function renderSheet(state: RenderState): HTMLElement {
               : (col.일위대가 ?? "");
       const td = bodyCell(key, col, j, text);
       td.classList.remove("is-num");
-      if (state.pick && PICK_ROWS.includes(key)) td.classList.add("is-pick");
+      if (state.pick && PICK_ROWS.includes(key) && !blank) td.classList.add("is-pick");
       if (key === "s:formula" && col.식) {
         // 같은 종류 열은 짧은 이름 · 풍선은 긴 이름 + 고칠 때 쓰는 id 식
         td.textContent = "";