bootstrap and system config improvements

home/modules/bootstrap.nix

@@ -0,0 +1,32 @@
+{ lib, config, pkgs, ... }:
+
+let
+  homeDir = config.home.homeDirectory;
+  repoDir = "${homeDir}/nix-config";
+
+  directories = [ "dev" "dl" "img" "img/screen" "wp" ];
+in {
+  home.activation.createDirectories = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
+    for dir in ${lib.concatStringsSep " " directories}; do
+      $DRY_RUN_CMD mkdir -p "$HOME/$dir"
+    done
+  '';
+
+  home.activation.cloneNixConfig = lib.hm.dag.entryAfter [ "createDirectories" ] ''
+    if [ ! -d "${repoDir}" ]; then
+      $DRY_RUN_CMD ${pkgs.git}/bin/git clone git@github.com:barrettruth/nix-config.git "${repoDir}" || true
+    fi
+  '';
+
+  home.activation.linkWallpapers = lib.hm.dag.entryAfter [ "cloneNixConfig" ] ''
+    src="${repoDir}/config/screen"
+    dest="$HOME/img/screen"
+    if [ -d "$src" ]; then
+      for f in "$src"/*; do
+        [ -f "$f" ] || continue
+        name=$(basename "$f")
+        [ -L "$dest/$name" ] || $DRY_RUN_CMD ln -sf "$f" "$dest/$name"
+      done
+    fi
+  '';
+}