CEXT-6465: Release B2B Custom Attributes to PaaS Customers

[oshmyheliuk]

Purpose of this pull request

This pull request (PR) updates information about custom attributes for B2B entities. It's done for making B2B custom attributes modules publicly available.

https://jira.corp.adobe.com/browse/CEXT-6465

Affected pages

• https://developer.adobe.com/commerce/webapi/graphql/schema/attributes/mutations/
• https://developer.adobe.com/commerce/webapi/rest/modules/custom-attributes#install-custom-attribute-support

Links to Magento Open Source code

• ...

whatsnew
Custom attributes for B2B modules are now supported globally.

[github-actions]

🔍 Linter Report

Click to expand full report

═══════════════════════════════════════════════════════════════
                     LINTER REPORT
═══════════════════════════════════════════════════════════════

Generated: 2026-07-16T01:52:15.073Z
Mode: Full Linting (all rules + dead links check)
Target Directory: /home/runner/work/commerce-webapi/commerce-webapi
Skipped Rules:
  - check-frontmatter → src/pages/includes
  - missing-heading → src/pages/includes

───────────────────────────────────────────────────────────────

Files to process: 5


═══════════════════════════════════════════════════════════════
                        SUMMARY
═══════════════════════════════════════════════════════════════

  📁 Files processed:    5
  📄 Files with issues:  0
  ❌ Total errors:       0
  ⚠️  Total warnings:     0
  📋 Total issues:       0

Result: ✅ PASSED - All files passed linting successfully!

═══════════════════════════════════════════════════════════════

---

This comment was automatically generated by the linter bot.

[github-actions]

🔍 Linter Report

Click to expand full report

═══════════════════════════════════════════════════════════════
                     LINTER REPORT
═══════════════════════════════════════════════════════════════

Generated: 2026-07-16T01:59:54.658Z
Mode: Full Linting (all rules + dead links check)
Target Directory: /home/runner/work/commerce-webapi/commerce-webapi
Skipped Rules:
  - check-frontmatter → src/pages/includes
  - missing-heading → src/pages/includes

───────────────────────────────────────────────────────────────

Files to process: 5


═══════════════════════════════════════════════════════════════
                        SUMMARY
═══════════════════════════════════════════════════════════════

  📁 Files processed:    5
  📄 Files with issues:  0
  ❌ Total errors:       0
  ⚠️  Total warnings:     0
  📋 Total issues:       0

Result: ✅ PASSED - All files passed linting successfully!

═══════════════════════════════════════════════════════════════

---

This comment was automatically generated by the linter bot.