chore: move out of useless nixos directory

nixvim/config/lsp.nix

@@ -0,0 +1,32 @@
+{
+  plugins.lsp = {
+    enable = true;
+    inlayHints = true;
+    servers = {
+      nixd.enable = true;
+      cssls.enable = true;
+      html.enable = true;
+      rust-analyzer = {
+        enable = true;
+        installRustc = true;
+        installCargo = true;
+      };
+      bashls.enable = true;
+      clangd.enable = true;
+    };
+    keymaps = {
+      diagnostic = {
+        "<C-n>" = "goto_next";
+        "<C-p>" = "goto_prev";
+      };
+      lspBuf = {
+        "K" = "hover";
+        "gD" = "references";
+        "gd" = "definition";
+        "gi" = "implementation";
+        "gt" = "type_definition";
+        "<C-,>" = "code_action";
+      };
+    };
+  };
+}