make package_name configurable

Author: martgra

copier.yaml

@@ -41,6 +41,17 @@ project_name:
   default: "python_template"
   placeholder: "my-awesome-project"
 
+# Auto-generated from project_name - never asked to user
+project_name_snake_case:
+  type: str
+  when: false # This makes it hidden - user is never prompted
+  default: "{% from 'includes/slugify.jinja' import slugify %}{{ slugify(project_name) }}"
+
+# Auto-generated from project_name - never asked to user
+package_name:
+  type: str
+  default: "{{ project_name_snake_case }}"
+
 user_name:
   type: str
   help: What is your name?
@@ -53,12 +64,6 @@ user_email:
   placeholder: "you@example.com"
   default: "you@example.com"
 
-# Auto-generated from project_name - never asked to user
-package_name:
-  type: str
-  when: false # This makes it hidden - user is never prompted
-  default: "{% from 'includes/slugify.jinja' import slugify %}{{ slugify(project_name) }}"
-
 use_devcontainer:
   type: bool
   help: Include VSCode devcontainer configuration? (Docker required)

template/{% if use_devcontainer %}.devcontainer{% endif %}/devcontainer.json.jinja

@@ -1,5 +1,5 @@
 {%- set devcontainer_config = {
-  "name": package_name,
+  "name": project_name_snake_case,
   "dockerComposeFile": ["docker-compose.yaml"],
   "service": "app",
   "workspaceFolder": "/workspace",

template/{% if use_devcontainer %}.devcontainer{% endif %}/docker-compose.yaml.jinja

@@ -12,18 +12,18 @@
       },
       "volumes": [
         "../:/workspace:cached",
-        package_name ~ "_extensions:/home/vscode/.vscode-server/extensions",
-        package_name ~ "_commandhistory:/home/vscode/commandhistory",
-        package_name ~ "_cache:/home/vscode/.cache",
+        project_name_snake_case ~ "_extensions:/home/vscode/.vscode-server/extensions",
+        project_name_snake_case ~ "_commandhistory:/home/vscode/commandhistory",
+        project_name_snake_case ~ "_cache:/home/vscode/.cache",
         "/workspace/.venv"
       ],
       "command": "sleep infinity"
     }
   },
   "volumes": {
-    (package_name ~ "_extensions"): None,
-    (package_name ~ "_commandhistory"): None,
-    (package_name ~ "_cache"): None
+    (project_name_snake_case ~ "_extensions"): None,
+    (project_name_snake_case ~ "_commandhistory"): None,
+    (project_name_snake_case ~ "_cache"): None
   }
 } -%}
 {{ docker_compose | to_nice_yaml(indent=2) }}