* fix(website): update schema version and add structured data for SEO
- Fix softwareVersion from "0.0.0" to "0.4.1-alpha" in SoftwareApplication schema
- Add FAQPage schema for rich results in search engines
- Add HowTo schema for installation guide steps
- Update sitemap.xml lastmod date to 2026-02-05
Fixes#138
* ci: skip Python builds when only web/ folder changes
- Add path filters to detect changes in web/ vs Python files
- Make python-lint and python-test jobs depend on changes job
- Skip Python CI when only web files are modified
- Expand Python path filters to include common config files
Closes#138
