Lps: added lsp and formatter for protobuf

- added lsp and formatter for lua

config/plugins/lang/default.nix

@@ -6,7 +6,9 @@
     ./docker.nix
     ./html.nix
     ./json.nix
+    ./lua.nix
     ./nix.nix
+    ./protobuf.nix
     ./rust.nix
     ./ts.nix
     ./yaml.nix

config/plugins/lang/lua.nix

@@ -0,0 +1,23 @@
+{ pkgs, ... }:
+{
+  plugins = {
+    lsp.servers.lua_ls.enable = true;
+
+    conform-nvim.settings = {
+      formatters_by_ft = {
+        lua = [ "stylua" ];
+      };
+
+      formatters = {
+        stylua = {
+          command = "${pkgs.stylua}/bin/stylua";
+        };
+      };
+    };
+
+    lint = {
+      lintersByFt.lua = [ "luacheck" ];
+      linters.luacheck.cmd = "${pkgs.lua54Packages.luacheck}/bin/luacheck";
+    };
+  };
+}

config/plugins/lang/protobuf.nix

@@ -0,0 +1,23 @@
+{ pkgs, ... }:
+{
+
+  # Enable language server for protbuf files (.proto)
+  plugins = {
+    lsp.servers.protols = {
+      enable = true;
+    };
+
+    lint = {
+      lintersByFt = {
+        protobuf = [ "protobuf" ];
+      };
+
+      linters = {
+        protobuf = {
+          cmd = "${pkgs.protolint}/bin/protolint";
+        };
+      };
+    };
+  };
+}
+