feat: 移除轮播图管理，系列活动改卡片布局，课程描述限10行，首页配置优化

backend/competition/admin.py

@@ -2,28 +2,20 @@ from django.contrib import admin
 from django.utils.html import format_html
 from unfold.admin import ModelAdmin
 from unfold.decorators import display
-from .models import Competition, CompetitionEnrollment, ScoreDimension, Project, ProjectFile, Score, Comment, HomePageConfig, CarouselItem
-
-
-class CarouselItemInline(admin.TabularInline):
-    model = CarouselItem
-    extra = 1
-    tab = True
-    fields = ('carousel_type', 'image', 'image_url', 'title', 'subtitle', 'status', 'status_color', 'date', 'location', 'order', 'is_active')
-    autocomplete_fields = []
+from .models import Competition, CompetitionEnrollment, ScoreDimension, Project, ProjectFile, Score, Comment, HomePageConfig
 
 
 @admin.register(HomePageConfig)
 class HomePageConfigAdmin(ModelAdmin):
-    list_display = ['id', 'main_title', 'carousel1_title', 'carousel2_title', 'organizer', 'undertaker', 'is_active']
-    list_editable = ['main_title', 'carousel1_title', 'carousel2_title', 'organizer', 'undertaker', 'is_active']
+    list_display = ['id', 'main_title', 'organizer', 'undertaker', 'is_active']
+    list_editable = ['main_title', 'organizer', 'undertaker', 'is_active']
     fieldsets = (
-        ('首页Banner', {
+        ('封面图', {
             'fields': ('banner_image', 'banner_image_url'),
-            'description': '首页顶部Banner图片，可以上传本地图片或填写URL'
+            'description': '首页标题下方的封面图，可上传本地图片或填写URL'
         }),
         ('标题设置', {
-            'fields': ('main_title', 'carousel1_title', 'carousel2_title')
+            'fields': ('main_title',)
         }),
         ('主办单位', {
             'fields': ('organizer', 'undertaker')
@@ -34,37 +26,6 @@ class HomePageConfigAdmin(ModelAdmin):
     )
 
 
-@admin.register(CarouselItem)
-class CarouselItemAdmin(ModelAdmin):
-    list_display = ['title', 'carousel_type', 'status', 'location', 'order', 'is_active', 'created_at']
-    list_filter = ['carousel_type', 'status', 'is_active']
-    search_fields = ['title', 'subtitle', 'location']
-    readonly_fields = ['image_preview']
-    fieldsets = (
-        ('轮播图类型', {
-            'fields': ('carousel_type',)
-        }),
-        ('图片设置', {
-            'fields': ('image', 'image_preview', 'image_url'),
-            'description': '优先使用本地上传的图片，上传后可预览'
-        }),
-        ('内容设置', {
-            'fields': ('title', 'subtitle', 'status', 'status_color', 'date', 'location')
-        }),
-        ('显示设置', {
-            'fields': ('order', 'is_active')
-        }),
-    )
-
-    @display(description='图片预览')
-    def image_preview(self, obj):
-        if obj.image:
-            return format_html('<img src="{}" style="max-width: 400px; max-height: 200px; border-radius: 8px;" />', obj.image.url)
-        elif obj.image_url:
-            return format_html('<img src="{}" style="max-width: 400px; max-height: 200px; border-radius: 8px;" />', obj.image_url)
-        return "暂无图片"
-
-
 class ScoreDimensionInline(admin.TabularInline):
     model = ScoreDimension
     extra = 1

backend/competition/migrations/0010_remove_carousel_titles.py

@@ -0,0 +1,19 @@
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('competition', '0009_alter_carouselitem_id_alter_comment_id_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='homepageconfig',
+            name='carousel1_title',
+        ),
+        migrations.RemoveField(
+            model_name='homepageconfig',
+            name='carousel2_title',
+        ),
+    ]

backend/competition/models.py

@@ -9,9 +9,6 @@ class HomePageConfig(models.Model):
     
     main_title = models.CharField(max_length=200, default='"创赢未来"云南2026创业大赛', verbose_name="主标题")
     
-    carousel1_title = models.CharField(max_length=200, default='"创赢未来"云南2026创业大赛', verbose_name="轮播图1标题")
-    carousel2_title = models.CharField(max_length=200, default='"七彩云南创业福地"创业主题系列活动', verbose_name="轮播图2标题")
-    
     organizer = models.CharField(max_length=200, default='云南省人力资源和社会保障厅', verbose_name="主办单位")
     undertaker = models.CharField(max_length=200, default='云南省就业局', verbose_name="承办单位")
     

backend/competition/serializers.py

@@ -1,6 +1,6 @@
 from rest_framework import serializers
 from django.conf import settings
-from .models import Competition, CompetitionEnrollment, ScoreDimension, Project, ProjectFile, Score, Comment, HomePageConfig, CarouselItem
+from .models import Competition, CompetitionEnrollment, ScoreDimension, Project, ProjectFile, Score, Comment, HomePageConfig
 from shop.serializers import WeChatUserSerializer
 
 
@@ -11,41 +11,16 @@ def _media_url(file_field):
     return None
 
 
-class CarouselItemSerializer(serializers.ModelSerializer):
-    display_image = serializers.SerializerMethodField()
-    
-    class Meta:
-        model = CarouselItem
-        fields = ['id', 'carousel_type', 'image', 'image_url', 'display_image', 
-                  'title', 'subtitle', 'status', 'status_color', 'date', 'location', 
-                  'order', 'is_active']
-    
-    def get_display_image(self, obj):
-        return _media_url(obj.image) or obj.image_url
-
-
 class HomePageConfigSerializer(serializers.ModelSerializer):
     display_banner = serializers.SerializerMethodField()
-    carousel1_items = serializers.SerializerMethodField()
-    carousel2_items = serializers.SerializerMethodField()
 
     class Meta:
         model = HomePageConfig
         fields = ['id', 'banner_image', 'banner_image_url', 'display_banner',
-                  'main_title', 'carousel1_title', 'carousel2_title',
-                  'organizer', 'undertaker', 'carousel1_items', 'carousel2_items']
-
+                  'main_title', 'organizer', 'undertaker']
     def get_display_banner(self, obj):
         return _media_url(obj.banner_image) or obj.banner_image_url
 
-    def get_carousel1_items(self, obj):
-        items = CarouselItem.objects.filter(carousel_type='carousel1', is_active=True)
-        return CarouselItemSerializer(items, many=True, context=self.context).data
-
-    def get_carousel2_items(self, obj):
-        items = CarouselItem.objects.filter(carousel_type='carousel2', is_active=True)
-        return CarouselItemSerializer(items, many=True, context=self.context).data
-
 
 class ScoreDimensionSerializer(serializers.ModelSerializer):
     class Meta:

backend/competition/urls.py

@@ -2,7 +2,7 @@ from django.urls import path, include
 from rest_framework.routers import DefaultRouter
 from .views import (
     CompetitionViewSet, ProjectViewSet, ProjectFileViewSet,
-    ScoreViewSet, CommentViewSet, CarouselItemViewSet, get_homepage_config
+    ScoreViewSet, CommentViewSet, get_homepage_config
 )
 from . import judge_views
 
@@ -12,7 +12,6 @@ router.register(r'projects', ProjectViewSet, basename='project')
 router.register(r'files', ProjectFileViewSet, basename='projectfile')
 router.register(r'scores', ScoreViewSet, basename='score')
 router.register(r'comments', CommentViewSet, basename='comment')
-router.register(r'carousel-items', CarouselItemViewSet, basename='carouselitem')
 
 urlpatterns = [
     # 首页配置

backend/competition/views.py

@@ -3,12 +3,12 @@ from rest_framework.decorators import action, api_view, permission_classes
 from rest_framework.response import Response
 from django.db.models import Q
 from shop.utils import get_current_wechat_user
-from .models import Competition, CompetitionEnrollment, Project, ProjectFile, Score, Comment, ScoreDimension, HomePageConfig, CarouselItem
+from .models import Competition, CompetitionEnrollment, Project, ProjectFile, Score, Comment, ScoreDimension, HomePageConfig
 from .serializers import (
     CompetitionSerializer, CompetitionEnrollmentSerializer, 
     ProjectSerializer, ProjectFileSerializer, 
     ScoreSerializer, CommentSerializer, ScoreDimensionSerializer,
-    HomePageConfigSerializer, CarouselItemSerializer
+    HomePageConfigSerializer
 )
 
 from rest_framework.pagination import PageNumberPagination
@@ -28,22 +28,6 @@ def get_homepage_config(request):
         return Response({"error": str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
 
-class CarouselItemViewSet(viewsets.ModelViewSet):
-    """轮播图项目管理"""
-    queryset = CarouselItem.objects.all()
-    serializer_class = CarouselItemSerializer
-    permission_classes = [permissions.AllowAny]
-    filter_backends = [filters.SearchFilter]
-    search_fields = ['title']
-    
-    def get_queryset(self):
-        queryset = CarouselItem.objects.all()
-        carousel_type = self.request.query_params.get('carousel_type')
-        if carousel_type:
-            queryset = queryset.filter(carousel_type=carousel_type)
-        return queryset
-
-
 class StandardResultsSetPagination(PageNumberPagination):
     page_size = 10
     page_size_query_param = 'page_size'

backend/config/settings.py

@@ -255,11 +255,6 @@ UNFOLD = {
                         "icon": "home",
                         "link": reverse_lazy("admin:competition_homepageconfig_changelist"),
                     },
-                    {
-                        "title": "轮播图管理",
-                        "icon": "image",
-                        "link": reverse_lazy("admin:competition_carouselitem_changelist"),
-                    },
                 ],
             },
             {