home_packages: add wrap.sh script

home/home_packages.nix

@@ -19,6 +19,22 @@
     PROXY_PORT="1337"
     ${pkgs.openssh}/bin/ssh -D "$PROXY_PORT" -q -N "$@"
   '';
+  wrap_sh = let
+    bubblewrap = pkgs.callPackage ../packages/bubblewrap/default.nix {};
+  in
+    pkgs.writeShellScriptBin "wrap.sh" ''
+      if ${pkgs.coreutils-full}/bin/test $# -ne 1; then
+        echo "Usage: $0 <directory>"
+        exit
+      fi
+      FULL_PATH=$(${pkgs.coreutils-full}/bin/realpath "$1")
+      BUBBLEWRAP_DIR="$1" ${bubblewrap}/bin/bwrap \
+        --bind / / \
+        --dev /dev \
+        --overlay-src "$FULL_PATH" \
+        --tmp-overlay "$FULL_PATH" \
+        "$SHELL"
+    '';
 in {
   home.packages = with pkgs;
     [
@@ -116,6 +132,7 @@ in {
       chromium_discord
       chromium_teams
       ssh_proxy
+      wrap_sh
     ]
     ++ [
       inputs.swaysw.packages.${system}.swaysw