Add configuration for various CLI utilities

Signed-off-by: George Kaklamanos <gkaklas@gkaklas.gr>

home-manager/cli.nix

@@ -0,0 +1,40 @@
+{pkgs, ...}: {
+  programs.git = {
+    enable = true;
+    delta = {
+      enable = true;
+      options = {
+        side-by-side = true;
+      };
+    };
+    userName = "George Kaklamanos";
+    userEmail = "gkaklas@gkaklas.gr";
+    extraConfig = {
+      init.defaultBranch = "main";
+      user.signingKey = "C0CAB8A6BDC9399D!";
+      push.autoSetupRemote = true;
+      delta.side-by-side = true;
+    };
+  };
+
+  programs.atuin = {
+    enable = true;
+    enableFishIntegration = true;
+    flags = ["--disable-up-arrow"];
+    settings = {
+      workspace = true;
+      style = "compact";
+      enter_accept = false;
+    };
+  };
+
+  programs.zellij = {
+    enable = true;
+    enableFishIntegration = false;
+  };
+
+  programs.ripgrep.arguments = [
+    "-."
+    "--ignore-file /home/gkaklas/.config/ripgrep/ignore"
+  ];
+}

home-manager/config.nix

@@ -4,5 +4,6 @@
     ./fish.nix
     ./starship.nix
     ./firefox.nix
+    ./cli.nix
   ];
 }