Drop STORAGE_TYPE in favour of just using PAPERLESS_PASSPHRASE

src/paperless/settings.py

@@ -251,21 +251,17 @@ CONSUMPTION_DIR = os.getenv("PAPERLESS_CONSUMPTION_DIR")
 # slowly, you may want to use a higher value than the default.
 CONSUMER_LOOP_TIME = int(os.getenv("PAPERLESS_CONSUMER_LOOP_TIME", 10))
 
-# By default, Paperless will attempt to GPG encrypt your PDF files using the
-# PASSPHRASE specified below.  If however you're not concerned about encrypting
-# these files (for example if you have disk encryption locally) then
-# you don't need this and can safely turn it off by setting STORAGE_TYPE to
-# "unencrypted" here.  In such a case, the PASSPHRASE value set below will be
-# ignored.
-STORAGE_TYPE = os.getenv("PAPERLESS_STORAGE_TYPE", "gpg")
-
-# This is used to encrypt the original documents and decrypt them later when
-# you want to download them.  Set it and change the permissions on this file to
-# 0600, or set it to `None` and you'll be prompted for the passphrase at
-# runtime.  The default looks for an environment variable.
-# DON'T FORGET TO SET THIS as leaving it blank may cause some strange things
-# with GPG, including an interesting case where it may "encrypt" zero-byte
-# files.
+# Pre-2.x versions of Paperless stored your documents locally with GPG
+# encryption, but that is no longer the default.  This behaviour is still
+# available, but it must be explicitly enabled by setting
+# `PAPERLESS_PASSPHRASE` in your environment or config file.  The default is to
+# store these files unencrypted.
+#
+# Translation:
+# * If you're a new user, you can safely ignore this setting.
+# * If you're upgrading from 1.x, this must be set, OR you can run
+#   `./manage.py change_storage_type gpg unencrypted` to decrypt your files,
+#   after which you can unset this value.
 PASSPHRASE = os.getenv("PAPERLESS_PASSPHRASE")
 
 # Trigger a script after every successful document consumption?