Bootstrap : Start with uppercase letter.

.config/linux/system/module/common/Dotfile.nix

@@ -1,12 +1,16 @@
-{ pkgs, ... }: {
-	systemd.user.services.dotfiles = {
-		description = "Install/update dotfiles in startup.";
+{ pkgs, self, ... }:
+let
+	mkDotfilesUnit = {
+		description = "Install/update dotfiles on startup.";
 		wantedBy    = [ "graphical-session-pre.target" ];
 		serviceConfig.Type = "oneshot";
 		script = ''
 			cd ~
-			${pkgs.curl}/bin/curl https://git.voronind.com/voronind/linux/raw/branch/main/.bootstrap.sh | ${pkgs.bash}/bin/bash || true
+			test -d .git || { ${pkgs.curl}/bin/curl https://git.voronind.com/voronind/linux/raw/branch/main/.Bootstrap.sh | ${pkgs.bash}/bin/bash; }
 			${pkgs.git}/bin/git pull
 		'';
 	};
+in {
+	systemd.user.services.dotfiles = mkDotfilesUnit;
+	systemd.services.dotfiles      = mkDotfilesUnit;
 }

.config/linux/system/user/Dasha.nix

@@ -1,6 +1,4 @@
-{ pkgs, ... }:
-
-{
+{ pkgs, ... }: {
 	users.users.dasha = {
 		hashedPassword = "$y$j9T$WGMPv/bRhGBUidcZLZ7CE/$raZhwFFdI/XvegVZVHLILJLMiBkOxSErc6gao/Cxt33"; # Use `mkpasswd`.
 		uid            = 1001;

.config/linux/system/user/Voronind.nix

@@ -1,6 +1,4 @@
-{ pkgs, specialArgs, ... }:
-
-{
+{ pkgs, specialArgs, ... }: {
 	users.users.voronind = {
 		hashedPassword = specialArgs.const.hashedPassword;
 		uid            = 1000;

.gitignore

@@ -1,7 +1,7 @@
 *
 
 # Bootstrap.
-!/.bootstrap.sh
+!/.Bootstrap.sh
 
 # Readme.
 !/.README.md