Add clone script

modules/scripts/clone.nix

@@ -0,0 +1,42 @@
+{
+  flake.modules.homeManager.base =
+    { pkgs, ... }:
+    {
+      home.packages = [
+        (pkgs.writeShellApplication {
+          name = "clone";
+
+          runtimeInputs = with pkgs; [ git ];
+
+          text = ''
+            repo_url="$1"
+            repo_url="''${repo_url%.git}"
+
+            if [[ "$repo_url" =~ ^(git@|https://|ssh://forgejo@)?([^:/]+)[:/](.*)/(.*)$ ]]; then
+              domain="''${BASH_REMATCH[2]}"
+
+              if [[ "$domain" == "ssh.oliverdavies.uk" ]]; then
+                domain="code.oliverdavies.uk"
+              fi
+
+              user="''${BASH_REMATCH[3]}"
+              name="''${BASH_REMATCH[4]}"
+
+              user_path="$XDG_REPOS_DIR/$domain/$user"
+              repo_path="$user_path/$name"
+
+              [[ -d "$repo_path" ]] && t "$repo_path" && exit 0
+
+              mkdir -pv "$repo_path"
+
+              git clone "$repo_url" "$repo_path"
+
+              t "$repo_path"
+            else
+              exit 1
+            fi
+          '';
+        })
+      ];
+    };
+}