fix: button maps and flake fixes

config.def.h

@@ -1422,6 +1422,12 @@ static const Command commands[] = {
 };
 #endif // KEYMODES_PATCH
 
+
+#define Button6  6
+#define Button7  7
+#define Button8  8
+#define Button9  9
+
 /* button definitions */
 #if STATUSBUTTON_PATCH
 /* click can be ClkButton, ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */

flake.nix

@@ -28,6 +28,8 @@
       };
     };
 
+    defaultPackage.${system} = self.packages.${system}.dwm;
+
     devShells.${system}.default = pkgs.mkShell {
       buildInputs = with pkgs; [
         gnumake