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Changes between Initial Version and Version 1 of Ticket #30426

-              initial
+              v1
 On current master, running `python manage.py check --deploy` on a fresh project created with `startproject` yields these warnings:
+```
+{{{
 System check identified some issues:
 …
 System check identified 9 issues (0 silenced).
+```
+}}}
 Three of these come from security headers that we could activate by default in the settings `SECURE_CONTENT_TYPE_NOSNIFF`, `SECURE_BROWSER_XSS_FILTER`, and `X_FRAME_OPTIONS`.