Added all of the existing code

test_cap_list.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Test script to verify CAP LIST functionality
+echo "Testing CAP LIST functionality..."
+
+# Connect to server and test CAP negotiation + LIST
+{
+    echo "CAP LS"
+    sleep 0.1
+    echo "CAP REQ :away-notify chghost multi-prefix"
+    sleep 0.1
+    echo "CAP LIST"
+    sleep 0.1
+    echo "CAP END"
+    sleep 0.1
+    echo "NICK TestUser"
+    sleep 0.1
+    echo "USER test 0 * :Test User"
+    sleep 0.1
+    echo "CAP LIST"
+    sleep 0.1
+    echo "QUIT :Testing complete"
+} | telnet localhost 6667