added announcements board

widget_django_unchained/announcements/admin.py

+from django.contrib import admin
+
+# Register your models here.

widget_django_unchained/announcements/apps.py

+from django.apps import AppConfig
+
+
+class AnnoucementsConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'annoucements'

widget_django_unchained/announcements/models.py

+from django.db import models
+
+# Create your models here.

widget_django_unchained/announcements/tests.py

+from django.test import TestCase
+
+# Create your tests here.

widget_django_unchained/announcements/urls.py

+from django.urls import path
+
+from . import views
+
+urlpatterns = [
+    path('', views.index, name='index')
+]
\ No newline at end of file

widget_django_unchained/announcements/views.py

+from django.http import HttpResponse
+
+# Create your views here.
+def index(request):
+    return HttpResponse("This is the Announcement Board!")
\ No newline at end of file