feat(users/Profpatsch): add my xmonad config

Change-Id: I41d7c3029990f5f1ae56a767331781b38e69997c
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9077
Autosubmit: Profpatsch <mail@profpatsch.de>
Reviewed-by: Profpatsch <mail@profpatsch.de>
Tested-by: BuildkiteCI

users/Profpatsch/my-xmonad/default.nix

@@ -0,0 +1,25 @@
+{ depot, pkgs, lib, ... }:
+
+let
+  #   bins = depot.nix.getBins pkgs.sqlite ["sqlite3"];
+
+  my-xmonad = pkgs.haskellPackages.mkDerivation {
+    pname = "my-xmonad";
+    version = "0.1.0";
+
+    src = depot.users.Profpatsch.exactSource ./. [
+      ./my-xmonad.cabal
+      ./Xmonad.hs
+    ];
+
+    libraryHaskellDepends = [
+      pkgs.haskellPackages.xmonad-contrib
+    ];
+
+    isExecutable = true;
+    isLibrary = false;
+    license = lib.licenses.mit;
+  };
+
+in
+my-xmonad