add metadata to ARTIQ conda package

artiq-fast/conda-artiq.nix

@@ -7,6 +7,13 @@ let
     inherit version;
     src = import ./pkgs/artiq-src.nix { fetchgit = pkgs.fetchgit; };
     dependencies = import ./conda-artiq-deps.nix;
+    extraYaml =
+    ''
+    about:
+      home: https://m-labs.hk/artiq
+      license: LGPL
+      summary: 'A leading-edge control system for quantum information experiments'
+    '';
   };
   conda-artiq = import ./conda-build.nix { inherit pkgs; } {
     name = "conda-artiq";

artiq-fast/conda-fake-source.nix

@@ -1,5 +1,5 @@
 { pkgs }:
-{ name, version, src, dependencies ? []}:
+{ name, version, src, dependencies ? [], extraYaml ? ""}:
 pkgs.runCommand "conda-fake-source-${name}" { }
     ''
     mkdir -p $out/fake-conda;
@@ -35,6 +35,8 @@ pkgs.runCommand "conda-fake-source-${name}" { }
     requirements:
       run:
     ${pkgs.lib.concatStringsSep "\n" (map (s: "    - ${s}") dependencies)}
+
+    ${extraYaml}
     EOF
 
     cat << EOF > $out/fake-conda/build.sh