Schedule report tasks and add report preview view (#1620)

config/celery.py

@@ -24,9 +24,10 @@ def debug_task(self):
     print(f"Request: {self.request!r}")
 
 
-# Schedule Celery tasks
 @app.on_after_configure.connect
 def setup_periodic_tasks(sender, **kwargs):
+    """Schedule Celery tasks via CeleryBeat."""
+
     # Update library data from GitHub. Executes daily at 7:05 AM
     sender.add_periodic_task(
         crontab(hour=7, minute=5),
@@ -56,3 +57,9 @@ def setup_periodic_tasks(sender, **kwargs):
         datetime.timedelta(minutes=61),
         app.signature("users.tasks.do_scheduled_user_deletions"),
     )
+
+    # Update data required for release report. Executes Saturday evenings.
+    sender.add_periodic_task(
+        crontab(day_of_week="sat", hour=20, minute=3),
+        app.signature("libraries.tasks.release_tasks", generate_report=True),
+    )

config/urls.py

@@ -81,6 +81,7 @@ from versions.views import (
     PastReviewListView,
     ScheduledReviewListView,
     VersionDetail,
+    ReportPreviewView,
 )
 
 djdt_urls = []
@@ -182,6 +183,11 @@ urlpatterns = (
             VersionDetail.as_view(),
             name="release-detail",
         ),
+        path(
+            "releases/<boostversionslug:version_slug>/report",
+            ReportPreviewView.as_view(),
+            name="release-report-preview",
+        ),
         path(
             "donate/",
             TemplateView.as_view(template_name="donate/donate.html"),