Add debug println statements in Shell.execCommand and adjust ConsoleView input handling

src/commonMain/kotlin/mtmc/os/shell/Shell.kt

@@ -77,6 +77,7 @@ object Shell {
   }
 
   fun execCommand(command: String, computer: MonTanaMiniComputer) {
+    println("Exec: $command")
     val tokens = MTMCTokenizer(command, "#")
     try {
       val identifier = tokens.matchAndConsume(MTMCToken.TokenType.IDENTIFIER)
@@ -101,6 +102,7 @@ object Shell {
       if (isCommand(cmd)) {
         COMMANDS[cmd.lowercase()]!!.exec(tokens, computer)
       } else {
+        println("Executing: $command")
         tokens.reset()
         val asm = mutableListOf<MTMCToken>()
         asm.addAll(tokens.tokens)

src/jsMain/kotlin/mtmc/view/ConsoleView.kt

@@ -53,10 +53,10 @@ class ConsoleView(
 
   private fun handleCommand() {
     history.add(input)
-    input = ""
 
     Shell.execCommand(input, computer)
 
+    input = ""
     mainView.requestUpdate()
   }