[#1149] Merge remote-tracking branch 'remotes/upstream/develop' into 1149-oban-job-queue

# Conflicts:
#	docs/config.md
#	mix.lock

config/config.exs

@@ -391,6 +391,8 @@ config :pleroma, :chat, enabled: true
 
 config :phoenix, :format_encoders, json: Jason
 
+config :phoenix, :json_library, Jason
+
 config :pleroma, :gopher,
   enabled: false,
   ip: {0, 0, 0, 0},
@@ -583,6 +585,10 @@ config :pleroma, :rate_limit, nil
 
 config :pleroma, Pleroma.ActivityExpiration, enabled: true
 
+config :pleroma, :web_cache_ttl,
+  activity_pub: nil,
+  activity_pub_question: 30_000
+
 # Import environment specific config. This must remain at the bottom
 # of this file so it overrides the configuration defined above.
 import_config "#{Mix.env()}.exs"