Add activitypub tests ( test_person_create_note, test_person_follow_purl , test_person_delete_note , ... )

Add a django post-save signal to clone the git repo when it's created
Fix ap_collection error

Signed-off-by: ziad <ziadhany2016@gmail.com>

Author: ziadhany

purl_sync/purl_sync/urls.py

@@ -1,3 +1,11 @@
+#
+# Copyright (c) nexB Inc. and others. All rights reserved.
+# VulnerableCode is a trademark of nexB Inc.
+# SPDX-License-Identifier: Apache-2.0
+# See http://www.apache.org/licenses/LICENSE-2.0 for the license text.
+# See https://github.com/nexB/vulnerablecode for support or download.
+# See https://aboutcode.org for more information about nexB OSS projects.
+#
 from django.conf import settings
 from django.conf.urls.static import static
 from django.contrib import admin
@@ -28,6 +36,7 @@
 from review.views import comment_vote
 from review.views import fetch_repository_file
 from review.views import redirect_repository
+from review.views import redirect_vulnerability
 from review.views import review_vote
 
 urlpatterns = [
@@ -53,7 +62,10 @@
     path("notes/<uuid:note_id>/votes/", comment_vote, name="comment-votes"),
     path("repository/<uuid:repository_id>/", redirect_repository, name="repository-page"),
     path("repository/<uuid:repository_id>/fetch", fetch_repository_file, name="repository-fetch"),
-    path("notes/<uuid:uuid>/", NoteView.as_view(), name="note-page"),
+    path(
+        "vulnerability/<uuid:vulnerability_id>/", redirect_vulnerability, name="vulnerability-page"
+    ),
+    path("notes/<uuid:uuid>", NoteView.as_view(), name="note-page"),
     path("/api/v0/users/@<str:username>/outbox/", PersonOutbox.as_view(), name="user-outbox"),
     path("/api/v0/users/@<str:username>/outbox/", PersonInbox.as_view(), name="user-inbox"),
     path("/api/v0/purls/@<path:purl_string>/inbox/", PurlInbox.as_view(), name="purl-inbox"),
@@ -72,5 +84,6 @@
     path("o/", include("oauth2_provider.urls", namespace="oauth2_provider")),
 ]
 
+
 if settings.DEBUG:
     urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)