feat: 카테고리 값에 배지 색상 설정 기능 추가

- 카테고리 값 추가/편집 다이얼로그에 색상 선택기 추가
- 18가지 기본 색상 팔레트 제공
- 선택한 색상의 실시간 배지 미리보기
- color 필드를 통해 DB에 저장
- 테이블 리스트에서 배지 형태로 표시할 준비 완료

frontend/components/table-category/CategoryValueAddDialog.tsx

@@ -11,9 +11,33 @@ import {
 } from "@/components/ui/dialog";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
 import { Textarea } from "@/components/ui/textarea";
+import { Badge } from "@/components/ui/badge";
 import { TableCategoryValue } from "@/types/tableCategoryValue";
 
+// 기본 색상 팔레트
+const DEFAULT_COLORS = [
+  "#ef4444", // red
+  "#f97316", // orange
+  "#f59e0b", // amber
+  "#eab308", // yellow
+  "#84cc16", // lime
+  "#22c55e", // green
+  "#10b981", // emerald
+  "#14b8a6", // teal
+  "#06b6d4", // cyan
+  "#0ea5e9", // sky
+  "#3b82f6", // blue
+  "#6366f1", // indigo
+  "#8b5cf6", // violet
+  "#a855f7", // purple
+  "#d946ef", // fuchsia
+  "#ec4899", // pink
+  "#64748b", // slate
+  "#6b7280", // gray
+];
+
 interface CategoryValueAddDialogProps {
   open: boolean;
   onOpenChange: (open: boolean) => void;
@@ -26,6 +50,7 @@ export const CategoryValueAddDialog: React.FC<
 > = ({ open, onOpenChange, onAdd, columnLabel }) => {
   const [valueLabel, setValueLabel] = useState("");
   const [description, setDescription] = useState("");
+  const [color, setColor] = useState("#3b82f6");
 
   // 라벨에서 코드 자동 생성
   const generateCode = (label: string): string => {
@@ -59,13 +84,14 @@ export const CategoryValueAddDialog: React.FC<
       valueCode,
       valueLabel: valueLabel.trim(),
       description: description.trim(),
-      color: "#3b82f6",
+      color: color,
       isDefault: false,
     });
 
     // 초기화
     setValueLabel("");
     setDescription("");
+    setColor("#3b82f6");
   };
 
   return (
@@ -81,23 +107,56 @@ export const CategoryValueAddDialog: React.FC<
         </DialogHeader>
 
         <div className="space-y-3 sm:space-y-4">
-          <Input
-            id="valueLabel"
-            placeholder="이름 (예: 개발, 긴급, 진행중)"
-            value={valueLabel}
-            onChange={(e) => setValueLabel(e.target.value)}
-            className="h-8 text-xs sm:h-10 sm:text-sm"
-            autoFocus
-          />
+          <div>
+            <Label htmlFor="valueLabel" className="text-xs sm:text-sm">
+              이름
+            </Label>
+            <Input
+              id="valueLabel"
+              placeholder="예: 개발, 긴급, 진행중"
+              value={valueLabel}
+              onChange={(e) => setValueLabel(e.target.value)}
+              className="h-8 text-xs sm:h-10 sm:text-sm mt-1.5"
+              autoFocus
+            />
+          </div>
 
-          <Textarea
-            id="description"
-            placeholder="설명 (선택사항)"
-            value={description}
-            onChange={(e) => setDescription(e.target.value)}
-            className="text-xs sm:text-sm"
-            rows={3}
-          />
+          <div>
+            <Label className="text-xs sm:text-sm">배지 색상</Label>
+            <div className="mt-1.5 flex items-center gap-3">
+              <div className="grid grid-cols-9 gap-2">
+                {DEFAULT_COLORS.map((c) => (
+                  <button
+                    key={c}
+                    type="button"
+                    onClick={() => setColor(c)}
+                    className={`h-7 w-7 rounded-md border-2 transition-all ${
+                      color === c ? "border-foreground scale-110" : "border-transparent hover:scale-105"
+                    }`}
+                    style={{ backgroundColor: c }}
+                    title={c}
+                  />
+                ))}
+              </div>
+              <Badge style={{ backgroundColor: color, borderColor: color }} className="text-white">
+                미리보기
+              </Badge>
+            </div>
+          </div>
+
+          <div>
+            <Label htmlFor="description" className="text-xs sm:text-sm">
+              설명 (선택사항)
+            </Label>
+            <Textarea
+              id="description"
+              placeholder="설명을 입력하세요"
+              value={description}
+              onChange={(e) => setDescription(e.target.value)}
+              className="text-xs sm:text-sm mt-1.5"
+              rows={3}
+            />
+          </div>
         </div>
 
         <DialogFooter className="gap-2 sm:gap-0">

frontend/components/table-category/CategoryValueEditDialog.tsx

@@ -11,7 +11,9 @@ import {
 } from "@/components/ui/dialog";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
 import { Textarea } from "@/components/ui/textarea";
+import { Badge } from "@/components/ui/badge";
 import { TableCategoryValue } from "@/types/tableCategoryValue";
 
 interface CategoryValueEditDialogProps {
@@ -22,15 +24,39 @@ interface CategoryValueEditDialogProps {
   columnLabel: string;
 }
 
+// 기본 색상 팔레트
+const DEFAULT_COLORS = [
+  "#ef4444", // red
+  "#f97316", // orange
+  "#f59e0b", // amber
+  "#eab308", // yellow
+  "#84cc16", // lime
+  "#22c55e", // green
+  "#10b981", // emerald
+  "#14b8a6", // teal
+  "#06b6d4", // cyan
+  "#0ea5e9", // sky
+  "#3b82f6", // blue
+  "#6366f1", // indigo
+  "#8b5cf6", // violet
+  "#a855f7", // purple
+  "#d946ef", // fuchsia
+  "#ec4899", // pink
+  "#64748b", // slate
+  "#6b7280", // gray
+];
+
 export const CategoryValueEditDialog: React.FC<
   CategoryValueEditDialogProps
 > = ({ open, onOpenChange, value, onUpdate, columnLabel }) => {
   const [valueLabel, setValueLabel] = useState(value.valueLabel);
   const [description, setDescription] = useState(value.description || "");
+  const [color, setColor] = useState(value.color || "#3b82f6");
 
   useEffect(() => {
     setValueLabel(value.valueLabel);
     setDescription(value.description || "");
+    setColor(value.color || "#3b82f6");
   }, [value]);
 
   const handleSubmit = () => {
@@ -41,6 +67,7 @@ export const CategoryValueEditDialog: React.FC<
     onUpdate(value.valueId!, {
       valueLabel: valueLabel.trim(),
       description: description.trim(),
+      color: color,
     });
   };
 
@@ -57,23 +84,56 @@ export const CategoryValueEditDialog: React.FC<
         </DialogHeader>
 
         <div className="space-y-3 sm:space-y-4">
-          <Input
-            id="valueLabel"
-            placeholder="이름 (예: 개발, 긴급, 진행중)"
-            value={valueLabel}
-            onChange={(e) => setValueLabel(e.target.value)}
-            className="h-8 text-xs sm:h-10 sm:text-sm"
-            autoFocus
-          />
+          <div>
+            <Label htmlFor="valueLabel" className="text-xs sm:text-sm">
+              이름
+            </Label>
+            <Input
+              id="valueLabel"
+              placeholder="예: 개발, 긴급, 진행중"
+              value={valueLabel}
+              onChange={(e) => setValueLabel(e.target.value)}
+              className="h-8 text-xs sm:h-10 sm:text-sm mt-1.5"
+              autoFocus
+            />
+          </div>
 
-          <Textarea
-            id="description"
-            placeholder="설명 (선택사항)"
-            value={description}
-            onChange={(e) => setDescription(e.target.value)}
-            className="text-xs sm:text-sm"
-            rows={3}
-          />
+          <div>
+            <Label className="text-xs sm:text-sm">배지 색상</Label>
+            <div className="mt-1.5 flex items-center gap-3">
+              <div className="grid grid-cols-9 gap-2">
+                {DEFAULT_COLORS.map((c) => (
+                  <button
+                    key={c}
+                    type="button"
+                    onClick={() => setColor(c)}
+                    className={`h-7 w-7 rounded-md border-2 transition-all ${
+                      color === c ? "border-foreground scale-110" : "border-transparent hover:scale-105"
+                    }`}
+                    style={{ backgroundColor: c }}
+                    title={c}
+                  />
+                ))}
+              </div>
+              <Badge style={{ backgroundColor: color, borderColor: color }} className="text-white">
+                미리보기
+              </Badge>
+            </div>
+          </div>
+
+          <div>
+            <Label htmlFor="description" className="text-xs sm:text-sm">
+              설명 (선택사항)
+            </Label>
+            <Textarea
+              id="description"
+              placeholder="설명을 입력하세요"
+              value={description}
+              onChange={(e) => setDescription(e.target.value)}
+              className="text-xs sm:text-sm mt-1.5"
+              rows={3}
+            />
+          </div>
         </div>
 
         <DialogFooter className="gap-2 sm:gap-0">