exception caused by an app that is not handled by TVDOS will now print out stack trace before causing the computer to shut down

assets/disk0/tvdos/TVDOS.SYS

@@ -397,7 +397,20 @@ var execApp = (cmdsrc, args) => {
 `var _appStub=function(exec_args){${injectIntChk(cmdsrc, intchkFunName)}\n};` +
 `_appStub`); // making 'exec_args' a app-level global
 
-    return execAppPrg(args);
+    try {
+        execAppPrg(args);
+    }
+    catch (e) {
+printerrln(
+`
+    \\|/ ____ \\|/
+    "@'/ ,. \\'@"
+    /_| \\__/ |_\\
+       \\__U_/
+Kernel panic - ${e.stack}`
+)
+serial.printerr(e.stack)
+    }
 }
 
 ///////////////////////////////////////////////////////////////////////////////

assets/disk0/tvdos/bin/command.js

@@ -377,7 +377,10 @@ shell.coreutils = {
         let contents = filesystem.readAll(CURRENT_DRIVE);
         // TODO just print out what's there
         print(contents);
-    }
+    },
+    /*panic: function(args) {
+        throw Error("Artificial Kernel Panic Triggered")
+    }*/
 };
 shell.coreutils.chdir = shell.coreutils.cd;
 Object.freeze(shell.coreutils);