feat: banner docker RBD

apps/cms/stats.py

@@ -18,6 +18,7 @@ from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
 
 from apps.user.models import User, Institution, Department, TeacherStudentRelation
+from apps.user.views import _build_banner_url
 from apps.case.models import CaseBase
 from apps.training.models import TrainingRecord, TrainingSession
 from apps.user.stats import STANDARD_DIMS, DIMENSION_MAP, _dimension_scores, _NORM_TOTAL_EXPR
@@ -282,7 +283,7 @@ def hospital_overview(request):
     profile = {
         'institution_id': inst_id,
         'name': inst.name if inst else '',
-        'logo': inst.banner_url if inst else '',
+        'logo': _build_banner_url(request, inst.banner_url) if inst else '',   # 完整 URL（含 STATIC_PUBLIC_PREFIX）
         'level': inst.level if inst else '',
         'cooperation_days': (now - inst.created_at).days if inst and inst.created_at else None,
     }