fix: various fixes to sentry-reported errors and more

fluxer_gateway/rebar.config

@@ -3,7 +3,8 @@
     {cowboy, "2.14.2"},
     {base64url, "1.0.1"},
     {jose, "1.11.10"},
-    {ezstd, "1.1.0"}
+    {ezstd, "1.1.0"},
+    {enats, "1.2.0"}
 ]}.
 
 {overrides, [
@@ -13,6 +14,7 @@
 {relx, [
     {release, {fluxer_gateway, "0.0.0"}, [
         fluxer_gateway,
+        enats,
         sasl
     ]},
     {dev_mode, true},
@@ -54,7 +56,7 @@
 
 {dialyzer, [
     {plt_extra_apps, [
-        jose, ranch
+        jose, ranch, enats
     ]},
     {warnings_file, "dialyzer.ignore-warnings"}
 ]}.