feat: add plugin widget template

copier.yml

@@ -1,5 +1,9 @@
 _exclude:
     - ".gitea/"
+# imports
+
+_jinja_extensions:
+- bec_lib.utils.copier_jinja_filters.CopierFilters
 
 # predefined values
 # make sure these have 'when: false' so that the questions are not asked and the items are not saved in answers.yml
@@ -21,7 +25,55 @@ project_name:
     type: str
     help: What is your project name?
 
+widget_plugins_input:
+    # Defines the list of plugin widgets, following:
+    # - name: widget name in snake case
+    #   use_ui: whether to generate a .ui file
+    type: yaml
+    multiline: true
+    default: >
+            - name: test_widget_1
+              use_ui: true
+            - name: test_widget_2
+              use_ui: false
+            - name: another_test_widget
+              use_ui: true
+
+# derived from questions: single point of configuration for plugin class names etc.
+
+widget_plugins:
+    type: yaml
+    multiline: true
+    default: >
+             {% for wp in widget_plugins_input %}
+              - module: {{ wp.name }}                         # Module name for the whole plugin
+                class: {{ wp.name | snake_to_pascal }}        # Class name for the plugin widget
+                use_ui: {{ wp.use_ui }}                       # Whether to create a .ui file and import it
+                {% if wp.use_ui %}
+                ui_module: {{ wp.name }}_ui                   # Module name for the compiled python UI
+                ui_class: Ui_{{ wp.name | snake_to_pascal }}  # Class name for the compiled python UI
+                {% endif %}
+             {% endfor %}
+    when: false
+
+
 # other configuration
 
+ui_fileinfo: # would like to save this programatically when generated but don't see how
+    type: yaml
+    multiline: true
+    default: >
+             {% for wp in widget_plugins %}
+              {% if wp.use_ui %}
+              - ui_file: {{ project_name }}/bec_widgets/widgets/{{ wp.module }}/{{ wp.module }}.ui
+                out_file: {{ project_name }}/bec_widgets/widgets/{{ wp.module }}/{{ wp.ui_module }}.py
+              {% endif %}
+             {% endfor %}
+    when: false
+
 _tasks:
-    - "git init --initial-branch=main"
+    - "git init --initial-branch=main"
+    - >
+      {% for info in ui_fileinfo %}pyside6-uic {{ info.ui_file }} -o {{ info.out_file }};
+      {% endfor %}
+    - "git add -A; git commit -a -m 'Init repo {{ project_name }} at template version {{ _commit }}'"