Add markdown languages server

flake.nix

@@ -14,6 +14,23 @@
     fup.lib.eachSystem [fup.lib.system.x86_64-linux] (system: let
       pkgs = import nixpkgs {inherit system;};
 
+      mdpls = let
+        version = "30761508593d85b5743ae39c4209947740eec92d";
+      in
+        pkgs.rustPlatform.buildRustPackage rec {
+          inherit version;
+          pname = "mdpls";
+
+          src = pkgs.fetchFromGitHub {
+            owner = "euclio";
+            repo = "mdpls";
+            rev = version;
+            sha256 = "sha256-4n1MX8hS7JmKzaL8GfMq2q3IdwE4fvMmWOYo7rY+cdY=";
+          };
+
+          cargoSha256 = "sha256-J49A43BSCJGqaY7AX7XsoMwy6sgyaIx2Vz57Z1cFItc=";
+        };
+
       shells = {
         nix = {
           name = "generic nix";
@@ -49,6 +66,10 @@
             python3Packages.python-lsp-server
           ];
         };
+        markdown = {
+          name = "generic markdown";
+          packages = [mdpls];
+        };
       };
     in {
       devShells = pkgs.lib.attrsets.mapAttrs (name: value: pkgs.mkShell value) shells;