fix: linkedGroupIds null check in validateRequiredFields

null !== undefined was true, causing false validation failure on templates
without linked groups. Changed to != null check.

server/src/assessment/graph/nodes/interviewer.node.ts

@@ -77,14 +77,13 @@ export const interviewerNode = async (
         ? `質問 ${currentQuestionIndex + 1}`
         : `Question ${currentQuestionIndex + 1}`;
 
-    const optionsText = currentQuestion.options.join('\n');
     const instruction = isZh
-      ? '请选择一个选项（输入字母 A/B/C/D）'
+      ? '请选择一个选项'
       : isJa
-        ? '選択肢から1つ選んでください（A/B/C/Dを入力）'
-        : 'Please select one option (enter A, B, C, or D)';
+        ? '選択肢から1つ選んでください'
+        : 'Please select one option';
 
-    prompt = `${label}: ${currentQuestion.questionText}\n\n${optionsText}\n\n${instruction}`;
+    prompt = `${label}: ${currentQuestion.questionText}\n\n${instruction}`;
   } else {
     const label = isZh
       ? `问题 ${currentQuestionIndex + 1}`

server/src/assessment/services/template.service.ts

@@ -20,16 +20,16 @@ export class TemplateService {
   ) {}
 
   private validateRequiredFields(data: {
-    linkedGroupIds?: string[];
-    dimensions?: Array<{ name: string; label?: string; weight?: number }>;
+    linkedGroupIds?: string[] | null;
+    dimensions?: Array<{ name: string; label?: string; weight?: number }> | null;
   }) {
-    if (data.linkedGroupIds !== undefined) {
-      if (!Array.isArray(data.linkedGroupIds) || data.linkedGroupIds.length === 0) {
+    if (data.linkedGroupIds != null && Array.isArray(data.linkedGroupIds)) {
+      if (data.linkedGroupIds.length === 0) {
         throw new BadRequestException('At least one knowledge group must be linked');
       }
     }
-    if (data.dimensions !== undefined) {
-      if (!Array.isArray(data.dimensions) || data.dimensions.length === 0) {
+    if (data.dimensions != null && Array.isArray(data.dimensions)) {
+      if (data.dimensions.length === 0) {
         throw new BadRequestException('At least one dimension must be defined');
       }
       for (const d of data.dimensions) {

web/components/views/AssessmentTemplateManager.tsx

@@ -135,9 +135,10 @@ export const AssessmentTemplateManager: React.FC = () => {
             }
             setShowModal(false);
             fetchTemplates();
-        } catch (error) {
+        } catch (error: any) {
             console.error('Save failed:', error);
-            showError(t('actionFailed'));
+            const msg = error?.message;
+            showError(msg && msg !== 'Request failed' ? msg : t('actionFailed'));
         } finally {
             setIsSaving(false);
         }

web/components/views/AssessmentView.tsx

@@ -610,6 +610,7 @@ export const AssessmentView: React.FC<AssessmentViewProps> = ({
                                     {currentQuestion.options.map((opt: string, i: number) => {
                                         const letter = optionLabels[i];
                                         const isSelected = selectedChoice === letter;
+                                        const displayText = opt.replace(/^[A-D][.)、]\s*/, '');
                                         return (
                                             <button
                                                 key={letter}
@@ -626,7 +627,7 @@ export const AssessmentView: React.FC<AssessmentViewProps> = ({
                                                 <span className="inline-flex items-center justify-center w-7 h-7 rounded-xl text-xs font-black mr-3 shrink-0 border-2 border-current">
                                                     {letter}
                                                 </span>
-                                                {opt}
+                                                {displayText}
                                             </button>
                                         );
                                     })}
@@ -853,16 +854,17 @@ export const AssessmentView: React.FC<AssessmentViewProps> = ({
                                                         <p className="font-bold text-slate-800 text-sm leading-relaxed">{q.questionText}</p>
                                                         {isChoice && (
                                                             <div className="mt-2 flex flex-wrap gap-2 text-xs">
-                                                                {q.options?.map((opt: string, oi: number) => {
-                                                                    const letter = String.fromCharCode(65 + oi);
-                                                                    const isAnswer = letter === q.correctAnswer;
-                                                                    return (
-                                                                        <span key={oi} className={cn(
-                                                                            "px-3 py-1 rounded-lg font-medium",
-                                                                            isAnswer ? "bg-emerald-100 text-emerald-700 border border-emerald-200" : "bg-slate-50 text-slate-500"
-                                                                        )}>
-                                                                            {letter}. {opt}
-                                                                        </span>
+                                                                 {q.options?.map((opt: string, oi: number) => {
+                                                                     const letter = String.fromCharCode(65 + oi);
+                                                                     const isAnswer = letter === q.correctAnswer;
+                                                                     const displayText = opt.replace(/^[A-D][.)、]\s*/, '');
+                                                                     return (
+                                                                         <span key={oi} className={cn(
+                                                                             "px-3 py-1 rounded-lg font-medium",
+                                                                             isAnswer ? "bg-emerald-100 text-emerald-700 border border-emerald-200" : "bg-slate-50 text-slate-500"
+                                                                         )}>
+                                                                             {letter}. {displayText}
+                                                                         </span>
                                                                     );
                                                                 })}
                                                             </div>