added .kakrc to manage cwd in editor

.kakrc

@@ -0,0 +1,19 @@
+# commands to edit important files in the root
+declare-option str project_root %sh{ git rev-parse --show-toplevel }
+
+define-command -params 1 root-edit %{
+    edit %exp{%opt{project_root}/%arg{1}}
+}
+
+define-command just %{
+    root-edit justfile
+}
+define-command pyproject %{
+    root-edit pyproject.toml
+}
+define-command readme %{
+    root-edit README.md
+}
+
+# change working directory to the package
+change-directory %exp{%opt{project_root}/src/zona}