added xdg-desktop-portal

hosts/vali/mars/dwm/dwm.nix

@@ -21,10 +21,11 @@ in {
     nixpkgs.overlays = [
     (final: prev: {
       dwm = prev.dwm.overrideAttrs (old: {src = ./dwm-6.5;});
+      st = prev.st.overrideAttrs (old: {src = ./st-0.9.2;});
     })
     ];
     environment.systemPackages = with pkgs; [
-      (st.overrideAttrs (oldAttrs: rec { src = ./st-0.9.2; }))
+#      (st.overrideAttrs (oldAttrs: rec { src = ./st-0.9.2; }))
       (dmenu.overrideAttrs (oldAttrs: rec { src = ./dmenu-5.3; }))
     ];
 

hosts/vali/mars/dwm/st-0.9.2/config.h

@@ -93,6 +93,7 @@ char *termname = "st-256color";
  */
 unsigned int tabspaces = 8;
 
+float alpha = 0.8;
 /* Terminal colors (16 first used in escape sequence) */
 static const char *colorname[] = {
 	/* 8 normal colors */