add new exp features, add draft apps

modules/nix.nix

@@ -7,6 +7,9 @@
       experimental-features = [
         "nix-command"
         "flakes"
+        "blake3-hashes"
+        "git-hashing"
+        "verified-fetches"
       ];
       keep-outputs = true;
       builders-use-substitutes = true;

users/alice/home/zsh.nix

@@ -118,6 +118,8 @@
       "octave" = "prime-run octave --gui";
       "pc-firefox" = "proxychains firefox -P qbit -no-remote -P 127.0.0.1:9050";
       "hx" = "helix";
+      "dungeondraft-arch" = "/opt/Dungeondraft/Dungeondraft.x86_64";
+      "wonderdraft-arch" = "/opt/wonderdraft/Wonderdraft.x86_64";
     };
   };
 }