core: catch IO exceptions in ExceptT (#2669)

* core: catch IO exceptions in ExceptT

* catch IO exceptions for ACK

* simplify, remove unnecessary changes

* fix, update simplexmq

* update simplexmq, enable all tests

* fix

* update simplexmq (fix finally)

* update sha256map.nix

tests/ChatTests/Direct.hs

@@ -356,6 +356,12 @@ testDirectMessageDelete =
     \alice bob -> do
       connectUsers alice bob
 
+      -- Test for exception not interrupting the delivery - uncomment lines in newContentMessage
+      -- alice #> "@bob hello 111"
+      -- bob <## "exception: user error (#####################)"
+      -- -- bob <## "bad chat command: #####################"
+      -- -- bob <# "alice> hello 111"
+
       -- alice, bob: msg id 1
       alice #> "@bob hello 🙂"
       bob <# "alice> hello 🙂"