remove terminal string

rewrote authWithPubkey() to not write files and take data direcytly
remove read loop (comment adding it)
readfromchannel returns string
using swifterm to do terminal emulation

ShhShell.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -1,31 +1,13 @@
 {
-  "originHash" : "7b91b8af81dcd3e1958c781705a4b5920fdcdef24313a6e025be307b7bc092d5",
+  "originHash" : "4d9d9af82f23f3c708bdd502fed3939413b4f2a95a79ae568364cc92bca1527e",
   "pins" : [
     {
-      "identity" : "runestone",
+      "identity" : "swiftterm",
       "kind" : "remoteSourceControl",
-      "location" : "https://github.com/simonbs/Runestone",
+      "location" : "https://github.com/migueldeicaza/SwiftTerm",
       "state" : {
-        "revision" : "1fad339aab99cf2136ce6bf8c32da3265b2e85e5",
-        "version" : "0.5.1"
-      }
-    },
-    {
-      "identity" : "tree-sitter",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/tree-sitter/tree-sitter",
-      "state" : {
-        "revision" : "98be227227af10cc7a269cb3ffb23686c0610b17",
-        "version" : "0.20.9"
-      }
-    },
-    {
-      "identity" : "treesitterlanguages",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/simonbs/treesitterlanguages",
-      "state" : {
-        "revision" : "15cf3a9ec3ab95e0d058b7df9f35619123c9e02d",
-        "version" : "0.1.10"
+        "revision" : "e2b431dbf73f775fb4807a33e4572ffd3dc6933a",
+        "version" : "1.2.5"
       }
     }
   ],