Add ctrl-F to highlight search; fix flea enter during filter not working

SearchKeyListener.cs

@@ -0,0 +1,20 @@
+using TMPro;
+using UnityEngine;
+
+namespace UIFixes;
+
+public class SearchKeyListener : MonoBehaviour
+{
+    public void Update()
+    {
+        if (Settings.SearchKeyBind.Value.IsDown())
+        {
+            TMP_InputField searchField = GetComponent<TMP_InputField>();
+            if (searchField != null)
+            {
+                searchField.ActivateInputField();
+                searchField.Select();
+            }
+        }
+    }
+}