Add explanations to Companion Edition DevOps suit

[mhubl]

Description

Continued work on the DevOps suit for Companion Edition. I added the STRIDE mapping that was previously missing and added all explanations/technical notes for the website.

AI Tool Disclosure

• My contribution does not include any AI-generated content
• My contribution includes AI-generated content, as disclosed below:
  • AI Tools: GitHub Copilot
  • LLMs and versions: Claude Opus 4.6
  • Prompts: Fill in all files matching output/DVO*/{technical-note,explanation}.md with explanations of cards for a DevOps suit for OWASP Cornucopia. @format.md contains more specific information about the expected format. Refer to @example for an example suit - use it to understand the expected language, tone, and structure, but **do not** copy the scenarios or descriptions. You must also note and follow additional, card-specific notes, information, and guidelines in notes.md files contained in output/DVO* directories for each individual card. Start by evaluating all input and the additional information referenced here, and ask for clarification if needed before starting any work. and a fair share of follow ups and manual changes. The example was webapp 3.0 authorization suit.

Affirmation

• My code follows the CONTRIBUTING.md guidelines

[sydseter]

@mhubl Thank you for the contribution. I‘ll review it asap.

[sydseter]

@mhubl Thank you so much for the card descriptions. They look really good.