Things

- `git-auto-commit-mode` for Emacs
- different ZSH prompt for Emacs TRAMP mode
- CI test

.github/workflows/check.yml

@@ -10,6 +10,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2.3.4
+      - run: |
+          DEBIAN_FRONTEND=noninteractive
+          sudo apt-get update -q -y && sudo apt-get install -q -y qemu-system-aarch64 qemu-efi binfmt-support qemu-user-static
       - uses: cachix/install-nix-action@v17
         with:
           extra_nix_config: >
@@ -37,5 +40,6 @@ jobs:
       - run: echo "hello" # nix -Lv flake check
       - run: cat flake.nix
       - run: nix -Lv build ".#nixosConfigurations.pc.config.system.build.toplevel"
+      - run: nix -Lv build ".#nixosConfigurations.pbp.config.system.build.toplevel" --option system aarch64-linux
       - run: nix -Lv build ".#nixosConfigurations.hs.config.system.build.toplevel"
       - run: nix -Lv develop -c echo OK

pkgs/emacs/default.nix

@@ -1,6 +1,7 @@
 { pkgs, ... }:
 let
-  myEmacs = pkgs.emacsPgtkNativeComp;
+  # TODO: when `emcasPgtkNativeComp` will build on aarch64 re-use it
+  myEmacs = with pkgs; if stdenv.hostPlatform.isAarch64 then emacs else emacsPgtkNativeComp;
   emacsWithPackages = (pkgs.emacsPackagesFor myEmacs).emacsWithPackages;
 in
 emacsWithPackages (
@@ -23,6 +24,7 @@ emacsWithPackages (
       evil-collection
       evil-tree-edit
       fira-code-mode
+      git-auto-commit-mode
       go-translate
       good-scroll
       haskell-mode

users/profiles/zsh/default.nix

@@ -60,6 +60,9 @@
       if pkgs.stdenv.hostPlatform.isDarwin
       then "if test -e /etc/static/bashrc; then source /etc/static/bashrc > /dev/null 2>&1; fi"
       else "";
+    envExtra = ''
+      [ $TERM = "dumb" ] && unsetopt zle && PS1='$ ' # for Emacs TRAMP mode
+    '';
   };
 
   programs.command-not-found.enable = true;