Merge branch 'main' of https://git.syzygial.cc/Syzygial/NixMachines

Flake lock file updates:

• Updated input 'me-emacs':
    'git+https://git.syzygial.cc/Syzygial/EmacsConfig.git?ref=refs/heads/master&rev=5433a14e490639b735715aa2e672066a23daaa0b' (2024-07-14)
  → 'git+https://git.syzygial.cc/Syzygial/EmacsConfig.git?ref=refs/heads/master&rev=031084e3c685a5247536cc94b55d2887640658d3' (2024-07-14)

machines/universeair/configuration.nix

@@ -40,6 +40,12 @@ in
           };
         };
         home.stateVersion = "22.05";
+        # TODO: https://nohzafk.github.io/posts/2023-12-18-nix-emacs-treesit-grammars/
+        # home.file = {
+        #   # tree-sitter subdirectory of the directory specified by user-emacs-directory
+        #   ".config/emacs/.local/cache/tree-sitter".source =
+        #     "${emacs29.treesitGrammars}/lib";
+        # };
       };
     };