Start refactoring

- remove emacs
- remove inputs
- trying to speed up evaluation
- update inputs

hmModules/cura/default.nix

@@ -1,3 +1,28 @@
 {pkgs, ...}: {
-  home.packages = [pkgs.cura];
+  home.packages = [
+    (let
+      cura5 = pkgs.appimageTools.wrapType2 rec {
+        name = "cura5";
+        version = "5.8.0";
+        src = pkgs.fetchurl {
+          url = "https://github.com/Ultimaker/Cura/releases/download/${version}/UltiMaker-Cura-${version}-linux-X64.AppImage";
+          hash = "sha256-EojVAe+o43W80ES5BY3QgGRTxztwS+B6kIOfJOtULOg=";
+        };
+      };
+    in
+      pkgs.writeScriptBin "cura" ''
+        #! ${pkgs.bash}/bin/bash
+        # AppImage version of Cura loses current working directory and treats all paths relateive to $HOME.
+        # So we convert each of the files passed as argument to an absolute path.
+        # This fixes use cases like `cd /path/to/my/files; cura mymodel.stl anothermodel.stl`.
+        args=()
+        for a in "$@"; do
+          if [ -e "$a" ]; then
+            a="$(realpath "$a")"
+          fi
+          args+=("$a")
+        done
+        QT_QPA_PLATFORM=xcb exec "${cura5}/bin/cura5" "''${args[@]}"
+      '')
+  ];
 }