Set up latex.

nix/configuration/configuration.nix

@@ -46,6 +46,7 @@
     ./roles/rust
     ./roles/media
     ./roles/steam
+    ./roles/latex
   ];
 
   nix.settings.experimental-features = [

nix/configuration/roles/emacs/files/emacs/elisp/lang-org.el

@@ -38,6 +38,8 @@
 
   ;; TODO: There is an option to set the compiler, could be better than manually doing this here https://orgmode.org/manual/LaTeX_002fPDF-export-commands.html
   ;; (setq org-latex-compiler "lualatex")
+  ;; TODO: nixos latex page recommends this line, figure out what it does / why its needed:
+  ;; (setq org-preview-latex-default-process 'dvisvgm)
   (setq org-latex-pdf-process
         '("lualatex -shell-escape -interaction nonstopmode -output-directory %o %f"
           "lualatex -shell-escape -interaction nonstopmode -output-directory %o %f"

nix/configuration/roles/latex/default.nix

@@ -0,0 +1,30 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  tex = (
+    pkgs.texlive.combine {
+      inherit (pkgs.texlive)
+        scheme-basic
+        dvisvgm
+        dvipng # for preview and export as html in org-mode
+        wrapfig
+        amsmath
+        ulem
+        hyperref
+        capt-of
+        ;
+    }
+  );
+in
+{
+  imports = [ ];
+
+  environment.systemPackages = with pkgs; [
+    tex
+  ];
+
+}