unln: init

common/components/applications.user.nix

@@ -118,6 +118,7 @@ in
       nodePackages.svgo
       trash-cli
       uniscribe
+      unln
       usbutils
       v4l-utils
       vagrant

common/packages.nix

@@ -58,6 +58,7 @@ specify {
   teams-for-linux.version = "≥1.3";
   tile-stitch = any;
   trafilatura = any;
+  unln = any;
   vivictpp = any;
   vscode-extensions = namespaced {
     bierner.markdown-preview-github-styles.search = open-vsx;

packages/unln.nix

@@ -0,0 +1,16 @@
+{ writeShellApplication
+
+  # Dependencies
+, coreutils
+}:
+
+writeShellApplication {
+  name = "unln";
+
+  runtimeInputs = [ coreutils ];
+
+  text = ''
+    canonical="$(readlink --canonicalize-existing "$1")"
+    cp --reflink=always --remove-destination --verbose "$canonical" "$1"
+  '';
+}