feat: remap esc to capslock

modules/darwin/system.nix

@@ -94,6 +94,7 @@
           WebKitDeveloperExtras = true;
         };
         "com.apple.finder" = {
+          AppleShowAllFiles = true;
           ShowExternalHardDrivesOnDesktop = true;
           ShowHardDrivesOnDesktop = true;
           ShowMountedServersOnDesktop = true;
@@ -147,6 +148,15 @@
       #
       # disabled, caused only problems!
       swapLeftCommandAndLeftAlt = false;
+
+      userKeyMapping = [
+        # remap escape to caps lock
+        # so we swap caps lock and escape, then we can use caps lock as escape
+        {
+          HIDKeyboardModifierMappingSrc = 30064771113;
+          HIDKeyboardModifierMappingDst = 30064771129;
+        }
+      ];
     };
   };