Add new templates and tests for improved functionality

- Created index.html template for the homepage with service cards and partner logos.
- Added page_from_md.html template for rendering pages from markdown.
- Developed services.html template detailing various services offered.
- Implemented tests for link handling in markdown, ensuring external links open in new tabs and internal links function correctly.
- Enhanced markdown parser tests to validate heading extraction, content rendering, and link safety.
- Introduced utility tests for template rendering, HTML minification, and JavaScript minification.

Co-authored-by: Copilot <copilot@github.com>

.gitignore

@@ -3,6 +3,7 @@
 
 # vscode settings
 .vscode/
+v5.code-workspace
 
 # python virtual environment
 .venv/
@@ -10,3 +11,8 @@
 # python cache
 __pycache__/
 *.pyc
+
+#pytest cache
+.pytest_cache/
+.mypy_cache/
+.coverage