refactor(pkgs): improve versioning

common/home/trash-d/default.nix

@@ -1,7 +1,9 @@
-{pkgs, ...} @ inputs: let
-  trash = pkgs.callPackage ./trash-d.nix inputs;
-in {
-  home.packages = [trash];
+{
+  pkgs,
+  self,
+  ...
+}: {
+  home.packages = [self.packages.${pkgs.system}.trash-d];
 
   programs.bash.shellAliases.rm = "trash";
 }

common/home/trash-d/trash-d.nix

@@ -1,31 +0,0 @@
-{
-  trash-d-src,
-  stdenv,
-  dmd,
-  dub,
-  ronn,
-  ...
-}:
-stdenv.mkDerivation {
-  name = "trash";
-  version = trash-d-src.shortRev;
-
-  src = trash-d-src;
-
-  buildInputs = [dub dmd ronn];
-
-  buildPhase = ''
-    # https://github.com/svanderburg/node2nix/issues/217#issuecomment-751311272
-    export HOME=$(mktemp -d)
-
-    dub build
-  '';
-
-  installPhase = ''
-    mkdir -p $out/bin $out/man/man1
-
-    cp -a ./build/trash $out/bin/
-
-    ronn --roff --pipe MANUAL.md > $out/man/man1/trash.1
-  '';
-}