[sway] Fix/add caps:escape option

home/modules/i3+sway/default.nix

@@ -1,11 +1,13 @@
 { config, lib, pkgs, ... }:
 
+with lib;
+
 let
   shared_config = {
-      modifier = "Mod4";
-      terminal = "kitty";
-      defaultWorkspace = "workspace number 1";
-    };
+    modifier = "Mod4";
+    terminal = "kitty";
+    defaultWorkspace = "workspace number 1";
+  };
 in {
   xsession.windowManager.i3 = {
     enable = true;
@@ -14,6 +16,12 @@ in {
 
   wayland.windowManager.sway = {
     enable = true;
-    config = shared_config;
+    config = recursiveUpdate shared_config {
+      input = {
+        "type:keyboard" = {
+          xkb_options = "caps:escape";
+        };
+      };
+    };
   };
 }