proof of concept qotd server

nix/package.nix

@@ -0,0 +1,54 @@
+{
+  lib
+, uiua
+, stdenvNoCC
+, runtimeShell
+}:
+
+stdenvNoCC.mkDerivation {
+  pname = "qotd";
+  version = "unstable";
+
+  src = builtins.filterSource (path: type: let
+    baseName = baseNameOf (toString path);
+  in !(lib.any (b: b) [
+      (!(lib.cleanSourceFilter path type))
+      (type == "directory" && lib.elem baseName [
+        ".direnv"
+        ".git"
+        ".jj"
+        "target"
+        "result"
+      ])
+      (type == "regular" && lib.elem baseName [
+        "flake.nix"
+        "flake.lock"
+        "default.nix"
+        "module.nix"
+        ".envrc"
+      ])
+      (type == "regular" && lib.hasSuffix ".uasm" baseName)
+    ])) ./..;
+
+  nativeBuildInputs = [ uiua ];
+
+  buildPhase = ''
+      runHook preBuild
+      uiua build --output .main.uasm main.ua
+      runHook postBuild
+  '';
+
+  wrapper = ''
+      #!${runtimeShell}
+      "${uiua}"/bin/uiua run ${placeholder "out"}/bin/.main.uasm
+  '';
+
+  passAsFile = [ "wrapper" ];
+
+  installPhase = ''
+      runHook preInstall
+      install -Dm444 .main.uasm -t "$out"/bin
+      install -Dm555 "$wrapperPath" "$out"/bin/qotd
+      runHook postInstall
+  '';
+}