Add Sept release notes

[tas50]

Description

New month. New release

Related issue

Types of changes

• Functional documentation bug fix (i.e., broken link or some other busted behavior)
• New functional doc capabilities (i.e., filter search results)
• New content
• Revision to existing content
• Chore (non-breaking change that does not add functionality or fix an issue)

Checklist

• I have read the README document about contributing to this repo.
• I have tested my changes locally and there are no issues.
• All commits are signed.

[github-actions]

Starting creation of the PREview environment...

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 68.7%, saving 746.7 KB.

Filename	Before	After	Improvement	Visual comparison
static/img/release-highlights/2025-09/banner.png	480.2 KB	153.7 KB	68.0%	View diff
static/img/release-highlights/2025-09/remediations.png	162.4 KB	48.7 KB	70.0%	View diff
static/img/release-highlights/2025-09/findings.png	148.6 KB	44.6 KB	70.0%	View diff
static/img/release-highlights/2025-09/dora.png	112.9 KB	35.1 KB	68.9%	View diff
static/img/release-highlights/2025-09/roles.png	101.7 KB	33.4 KB	67.1%	View diff
static/img/release-highlights/2025-09/wif.png	81.2 KB	24.7 KB	69.6%	View diff

[github-actions]

PREview environment has been created at https://mondoo-pre-docs-2152942608.storage.googleapis.com/docs/index.html
Please allow a few minutes for the environment to be fully deployed.

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 68.7%, saving 746.7 KB.

Filename	Before	After	Improvement	Visual comparison
static/img/release-highlights/2025-09/banner.png	480.2 KB	153.7 KB	68.0%	View diff
static/img/release-highlights/2025-09/remediation.png	162.4 KB	48.7 KB	70.0%	View diff
static/img/release-highlights/2025-09/findings.png	148.6 KB	44.6 KB	70.0%	View diff
static/img/release-highlights/2025-09/dora.png	112.9 KB	35.1 KB	68.9%	View diff
static/img/release-highlights/2025-09/roles.png	101.7 KB	33.4 KB	67.1%	View diff
static/img/release-highlights/2025-09/wif.png	81.2 KB	24.7 KB	69.6%	View diff

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 6.8%, saving 10.4 KB.

Filename	Before	After	Improvement	Visual comparison
static/img/release-highlights/2025-09/remediation.png	48.7 KB	45.4 KB	6.8%	View diff
static/img/release-highlights/2025-09/findings.png	44.6 KB	41.8 KB	6.3%	View diff
static/img/release-highlights/2025-09/dora.png	35.1 KB	32.7 KB	6.6%	View diff
static/img/release-highlights/2025-09/wif.png	24.7 KB	22.7 KB	8.0%	View diff

2 images did not require optimisation.

[github-actions]

PREview has been updated at https://mondoo-pre-docs-2152942608.storage.googleapis.com/docs/index.html

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 73.1%, saving 515.1 KB.

Filename	Before	After	Improvement	Visual comparison
static/img/release-highlights/2025-09/adobe.png	553.5 KB	116.1 KB	79.0%	View diff
static/img/release-highlights/2025-09/mcp.png	106.2 KB	32.2 KB	69.7%	View diff
static/img/release-highlights/2025-09/remediation.png	45.4 KB	41.7 KB	8.2%	View diff

5 images did not require optimisation.