Improve keyboard handling

cranberry/hardware.nix

@@ -42,11 +42,17 @@
       };
     };
 
-    # Alt key swallowed the Meta one
-    home-manager.users.geoffrey =
-      { ... }:
-      {
-        wayland.windowManager.sway.config.modifier = "Mod1";
+    # The LeftMeta key doesn't exist, but there's a 🔍 that triggers LetMeta at CapsLock's place
+    # So let's just put Meta in place of LeftAlt and LeftAlt in place of 🔍 (who cares about CapsLock)
+    services.keyd = {
+      enable = true;
+      keyboards.internal = {
+        ids = [ "0001:0001:70533846" ];
+        settings.main = {
+          leftalt = "layer(meta)";
+          leftmeta = "overload(alt, esc)";
+        };
+      };
     };
 
     # 8 makes it run out of memory when rebuilding.

os/desktop/default.nix

@@ -24,6 +24,14 @@
           default_session = initial_session;
         };
       };
+      # Rebind CapsLock to Escape (when tapped)
+      keyd = {
+        enable = true;
+        keyboards.default = {
+          ids = [ "*" ];
+          settings.main.capslock = "overload(capslock, esc)";
+        };
+      };
       udev.packages = with pkgs; [ ddcutil ]; # TODO Doesn't seem to help
       pipewire = {
         enable = true;