Add python and rust stuff for emacs

programs/emacs.nix

@@ -7,10 +7,27 @@
     unzip
     texlive.combined.scheme-medium
     ripgrep
+    pandoc
+
+    #html/prettier
     vscode-langservers-extracted
     scss-lint
     nodePackages.prettier
-    pandoc
+
+    #python layer
+    black
+    python3
+    python311Packages.python-lsp-server
+    python311Packages.python-lsp-black
+    python311Packages.pylsp-rope
+
+    #rust layer
+    rustc
+    cargo
+    cargo-edit
+    rustfmt
+    rust-analyzer
+    clippy
   ];
   services.emacs = {
     enable = true;
@@ -18,7 +35,8 @@
       enable = true;
       arguments = [" --create-frame"];
     };
-    startWithUserSession = true;
+    defaultEditor = true;
+    startWithUserSession = "graphical";
   };
   programs.emacs = {
     enable = true;