style: remove inline history display from action cards

campus_health_app/frontend/campus-health-app/src/app/modules/exercise/exercise-actions/exercise-actions.component.html

@@ -53,9 +53,7 @@
             <button (click)="saveLog(action.id)" style="padding:6px 14px;background:#2e7d32;color:#fff;border:none;border-radius:4px;cursor:pointer;">保存</button>
           </div>
         </div>
-        <div *ngIf="logsFor(action.name).length > 0" style="grid-column:1/-1;margin-top:6px;font-size:12px;color:#666;">
-          <span *ngFor="let l of logsFor(action.name)" style="margin-right:10px;">{{ l.logDate }} {{ l.weightKg }}kg×{{ l.reps }} RPE{{ l.rpe }}</span>
-        </div>
+
       </div>
 
       <div class="empty-state" *ngIf="filteredActions.length === 0">