New Blog Post: Supply-Chain Security Starts with Memory Safety (#98)

* draft

* Revise regulatory section and update links in Rust security article

* Fix typos and update links in Rust supply chain article

* Add images and embed video to supply chain security post

* Add images for supply chain security blog post

* Add info boxes with Rust adoption guidance and contact links

* Add FAQ shortcode and migrate FAQ sections to JSON format

Introduce a reusable FAQ shortcode with JSON input and Google-compliant
FAQPage structured data. Replace hand-written FAQ HTML in services and
add a new FAQ section to the Rust supply chain security

Author: mre