Updated admin.py

Added admin classes and registered the models

widget_aguandhischipmunks/announcement_board/admin.py

 from django.contrib import admin
+from .models import Announcement, Reaction
 
-# Register your models here.
+class AnnouncementAdmin(admin.ModelAdmin):
+    model = Announcement
+    
+    search_fields = ('title', 'author',)
+    list_display = ('title', 'body', 'author', 'pub_datetime',)
+    list_filter = ('title', 'author', 'pub_datetime',)
+
+class ReactionAdmin(admin.ModelAdmin):
+    model = Reaction
+    
+    search_fields = ('name', 'announcement',)
+    list_display = ('name', 'tally', 'announcement',)
+    list_filter = ('name', 'tally',)
+
+admin.site.register(Announcement, AnnouncementAdmin)
+admin.site.register(Reaction, ReactionAdmin)