Added new parameter apt_packages to the copier.yml, applied changes from the code review by @ahms5

Author: h-chmeruk

copier.yml

@@ -90,9 +90,15 @@ dependencies:
     type: str
     help: |
         Enter the dependencies of this project, separate them with commas and do not leave any
-        spaces between them. These dependencies will be included in the pyproject.toml 
-        and in the .readthedocs.yml files.
-    default: "numpy,scipy,libsndfile1"
+        spaces between them. These dependencies will be included in the pyproject.toml file.
+    default: "numpy,scipy"
+
+apt_packages:
+    type: str
+    help: |
+        Enter the APT packages of this project, separate them with commas and do not leave any
+        spaces between them.
+    default: "libsndfile1,"
 
 valid_python_versions:
   when: false
@@ -101,7 +107,7 @@ valid_python_versions:
     {% set min_index = python_versions.index(minimum_python_version) %}
     {{ python_versions[min_index:] }}
 
-default_python_version:
+latest_python_version:
   when: false
   type: yaml
   default: >

template/.readthedocs.yml.jinja

@@ -9,8 +9,8 @@ version: 2
 build:
   os: ubuntu-24.04
   tools:
-    python: {{ default_python_version }}
-  {% if 'libsndfile1' in dependencies -%}
+    python: {{ latest_python_version }}
+  {% if 'libsndfile1' in apt_packages -%}
   apt_packages:
     - libsndfile1
   {%- endif %}