Fix coverage info link for non-pretalx-owned plugins

Author: rixx

cookiecutter.json

@@ -4,8 +4,9 @@
 	"short_description": "pretalx plugin for {{ cookiecutter.human_name }}",
 	"author_name": "Your name",
 	"author_email": "your-email@example.org",
-  "__repo_name": "{{ cookiecutter.module_name.replace('_', '-') }}",
-  "__model_name": "{{ cookiecutter.module_name.replace('pretalx_', '').split('_')|map('capitalize')|join }}",
 	"repo_url": "https://github.com/{{ cookiecutter.author_email.split('@')[0] }}/{{ cookiecutter.__repo_name }}",
+	"__repo_name": "{{ cookiecutter.module_name.replace('_', '-') }}",
+	"__model_name": "{{ cookiecutter.module_name.replace('pretalx_', '').split('_')|map('capitalize')|join }}",
+	"__github_path": "{{ cookiecutter.repo_url.replace('https://github.com/', '').replace('http://github.com/', '').replace('.git', '').strip('/') if 'github.com' in cookiecutter.repo_url else '' }}",
 	"category": ["FEATURE", "INTEGRATION", "CUSTOMIZATION", "EXPORTER", "RECORDING", "LANGUAGE", "OTHER"]
 }

{{cookiecutter.__repo_name}}/README.rst

@@ -1,10 +1,10 @@
 {{cookiecutter.human_name}}
 ==========================
-
-.. image:: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/wiki/{{ cookiecutter.author_email.split('@')[0] }}/{{ cookiecutter.__repo_name }}/python-coverage-comment-action-badge.json
-   :target: {{ cookiecutter.repo_url }}
+{% if cookiecutter.__github_path %}
+.. image:: https://raw.githubusercontent.com/{{ cookiecutter.__github_path }}/python-coverage-comment-action-data/badge.svg
+   :target: https://htmlpreview.github.io/?https://github.com/{{ cookiecutter.__github_path }}/blob/python-coverage-comment-action-data/htmlcov/index.html
    :alt: Coverage
-
+{% endif %}
 This is a plugin for `pretalx`_.
 {{ cookiecutter.short_description }}
 

{{cookiecutter.__repo_name}}/pyproject.toml

@@ -53,6 +53,7 @@ addopts = "--cov={{cookiecutter.module_name}} --cov-report=term-missing:skip-cov
 
 [tool.coverage.run]
 branch = true
+relative_files = true
 source = ["{{cookiecutter.module_name}}"]
 omit = ["*/migrations/*", "*/urls.py", "*/tests/*"]