Distuingish between configurations and program modifications

configurations/zsh/default.nix

@@ -0,0 +1,56 @@
+{ ... }:
+
+{
+  programs.command-not-found.enable = true;
+
+  home-manager.users.charlotte = { pkgs, ... }: {
+    home.packages = [ pkgs.autojump ];
+    programs.zsh = {
+      enable = true;
+      enableAutosuggestions = true;
+      autocd = true;
+      dotDir = ".config/zsh";
+      history = {
+        expireDuplicatesFirst = true;
+        path = "\$HOME/.config/zsh/zsh_history";
+      };
+      initExtra = ''
+        ${pkgs.any-nix-shell}/bin/any-nix-shell zsh --info-right | source /dev/stdin
+      '';
+      oh-my-zsh = {
+        enable = true;
+        plugins = [
+          "autojump"
+          "command-not-found"
+          "common-aliases"
+          "extract"
+          "history-substring-search"
+          "git"
+          "sudo"
+          "systemd"
+          "tmux"
+        ];
+        theme = "agnoster";
+      };
+      plugins = [
+        {
+          name = "zsh-syntax-highlighting";
+          src = pkgs.fetchFromGitHub {
+            owner = "zsh-users";
+            repo = "zsh-syntax-highlighting";
+            rev = "0.7.1";
+            sha256 = "03r6hpb5fy4yaakqm3lbf4xcvd408r44jgpv4lnzl9asp4sb9qc0";
+          };
+        }
+      ];
+      sessionVariables = {
+        DEFAULT_USER = "charlotte";
+        EDITOR = "nvim";
+        PASSWORD_STORE_DIR = "$HOME/repos/passwords";
+      };
+      shellAliases = {
+        upgrade = "sudo nix-channel --update && sudo nixos-rebuild switch";
+      };
+    };
+  };
+}