homes: mousqueton: use system jujutsu

They have a custom `jj` with Piper CitC integration.

flake.lock

@@ -14,11 +14,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1760836749,
-        "narHash": "sha256-wyT7Pl6tMFbFrs8Lk/TlEs81N6L+VSybPfiIgzU8lbQ=",
+        "lastModified": 1754433428,
+        "narHash": "sha256-NA/FT2hVhKDftbHSwVnoRTFhes62+7dxZbxj5Gxvghs=",
         "owner": "ryantm",
         "repo": "agenix",
-        "rev": "2f0f812f69f3eb4140157fe15e12739adf82e32a",
+        "rev": "9edb1787864c4f59ae5074ad498b6272b3ec308d",
         "type": "github"
       },
       "original": {
@@ -73,11 +73,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1760948891,
-        "narHash": "sha256-TmWcdiUUaWk8J4lpjzu4gCGxWY6/Ok7mOK4fIFfBuU4=",
+        "lastModified": 1759362264,
+        "narHash": "sha256-wfG0S7pltlYyZTM+qqlhJ7GMw2fTF4mLKCIVhLii/4M=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "864599284fc7c0ba6357ed89ed5e2cd5040f0c04",
+        "rev": "758cf7296bee11f1706a574c77d072b8a7baa881",
         "type": "github"
       },
       "original": {
@@ -117,11 +117,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1760663237,
-        "narHash": "sha256-BflA6U4AM1bzuRMR8QqzPXqh8sWVCNDzOdsxXEguJIc=",
+        "lastModified": 1758108966,
+        "narHash": "sha256-ytw7ROXaWZ7OfwHrQ9xvjpUWeGVm86pwnEd1QhzawIo=",
         "owner": "cachix",
         "repo": "git-hooks.nix",
-        "rev": "ca5b894d3e3e151ffc1db040b6ce4dcc75d31c37",
+        "rev": "54df955a695a84cd47d4a43e08e1feaf90b1fd9b",
         "type": "github"
       },
       "original": {
@@ -159,11 +159,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1760929667,
-        "narHash": "sha256-nZh6uvc71nVNaf/y+wesnjwsmJ6IZZUnP2EzpZe48To=",
+        "lastModified": 1759337100,
+        "narHash": "sha256-CcT3QvZ74NGfM+lSOILcCEeU+SnqXRvl1XCRHenZ0Us=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "189c21cf879669008ccf06e78a553f17e88d8ef0",
+        "rev": "004753ae6b04c4b18aa07192c1106800aaacf6c3",
         "type": "github"
       },
       "original": {
@@ -175,11 +175,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1760878510,
-        "narHash": "sha256-K5Osef2qexezUfs0alLvZ7nQFTGS9DL2oTVsIXsqLgs=",
+        "lastModified": 1759422813,
+        "narHash": "sha256-WNkZqscW/dPLK5NMKH/jCkYMaVm/3KWgPmKMq65IXxk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5e2a59a5b1a82f89f2c7e598302a9cacebb72a67",
+        "rev": "2a7c84e1e740f004e0fe5c2577a63d1e659a496c",
         "type": "github"
       },
       "original": {
@@ -200,11 +200,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1759781536,
-        "narHash": "sha256-v/X5gKmgVoGtu5elYyUu2w037PyWVhrqnWzXkLJ9xnY=",
+        "lastModified": 1753980880,
+        "narHash": "sha256-aj1pbYxL6N+XFqBHjB4B1QP0bnKRcg1AfpgT5zUFsW8=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "c30a53a5947bcc874b3f8842e6fe5c34bc81d8dd",
+        "rev": "16db3e61da7606984a05b4dfc33cd1d26d22fb22",
         "type": "github"
       },
       "original": {

modules/home/delta/default.nix

@@ -1,6 +1,9 @@
 { config, pkgs, lib, ... }:
 let
   cfg = config.my.home.delta;
+
+  configFormat = pkgs.formats.gitIni { };
+  configPath = "${config.xdg.configHome}/delta/config";
 in
 {
   options.my.home.delta = with lib; {
@@ -18,14 +21,28 @@ in
   };
 
   config = lib.mkIf cfg.enable {
-    programs.delta = {
-      enable = true;
+    assertions = [
+      {
+        # For its configuration
+        assertion = cfg.enable -> cfg.git.enable;
+        message = ''
+          `config.my.home.delta` must enable `config.my.home.delta.git` to be
+          properly configured.
+        '';
+      }
+      {
+        assertion = cfg.enable -> config.programs.git.enable;
+        message = ''
+          `config.my.home.delta` relies on `config.programs.git` to be
+          enabled.
+        '';
+      }
+    ];
 
-      inherit (cfg) package;
+    home.packages = [ cfg.package ];
 
-      enableGitIntegration = cfg.git.enable;
-
-      options = {
+    xdg.configFile."delta/config".source = configFormat.generate "delta-config" {
+      delta = {
         features = "diff-highlight decorations";
 
         # Less jarring style for `diff-highlight` emulation
@@ -50,6 +67,19 @@ in
       };
     };
 
+    programs.git = lib.mkIf cfg.git.enable {
+      delta = {
+        enable = true;
+        inherit (cfg) package;
+      };
+
+      includes = [
+        {
+          path = configPath;
+        }
+      ];
+    };
+
     programs.jujutsu = lib.mkIf cfg.jujutsu.enable {
       settings = {
         merge-tools = {
@@ -63,8 +93,7 @@ in
           # Delta expects a `git diff` input
           diff-formatter = ":git";
 
-          # `finalPackage` automatically applied `--config` if necessary
-          pager = [ config.programs.delta.finalPackage ];
+          pager = [ (lib.getExe cfg.package) "--config=${configPath}" ];
         };
       };
     };

modules/home/git/default.nix

@@ -21,31 +21,29 @@ in
   config.programs.git = lib.mkIf cfg.enable {
     enable = true;
 
+    # Who am I?
+    userEmail = mkMailAddress "bruno" "belanyi.fr";
+    userName = "Bruno BELANYI";
+
     inherit (cfg) package;
 
+    aliases = {
+      git = "!git";
+      lol = "log --graph --decorate --pretty=oneline --abbrev-commit --topo-order";
+      lola = "lol --all";
+      assume = "update-index --assume-unchanged";
+      unassume = "update-index --no-assume-unchanged";
+      assumed = "!git ls-files -v | grep ^h | cut -c 3-";
+      pick = "log -p -G";
+      push-new = "!git push -u origin "
+        + ''"$(git branch | grep '^* ' | cut -f2- -d' ')"'';
+      root = "git rev-parse --show-toplevel";
+    };
+
     lfs.enable = true;
 
     # There's more
-    settings = {
-      # Who am I?
-      user = {
-        email = mkMailAddress "bruno" "belanyi.fr";
-        name = "Bruno BELANYI";
-      };
-
-      alias = {
-        git = "!git";
-        lol = "log --graph --decorate --pretty=oneline --abbrev-commit --topo-order";
-        lola = "lol --all";
-        assume = "update-index --assume-unchanged";
-        unassume = "update-index --no-assume-unchanged";
-        assumed = "!git ls-files -v | grep ^h | cut -c 3-";
-        pick = "log -p -G";
-        push-new = "!git push -u origin "
-          + ''"$(git branch | grep '^* ' | cut -f2- -d' ')"'';
-        root = "git rev-parse --show-toplevel";
-      };
-
+    extraConfig = {
       # Makes it a bit more readable
       blame = {
         coloring = "repeatedLines";

modules/home/vim/init.vim

@@ -81,9 +81,6 @@ set updatetime=250
 " Disable all mouse integrations
 set mouse=
 
-" Set dark mode by default
-set background=dark
-
 " Setup some overrides for gruvbox
 lua << EOF
 local gruvbox = require("gruvbox")