B2BEA.org Rebuild build-execution S-39

• Moved category hub TOC generation, FAQ expansion, vendor filtering, and auth-aware CTA behavior into /assets/js/category-hub-runtime.js.
• Left category hub JSON-LD schema scripts inline because they are structured data, not behavioral runtime.
• Added focused categoryHubRuntime regression coverage for the governed asset boundary.

• node --test test/categoryHubRuntime.test.js: 1/1 passed after red test failed on missing asset
• node --check src/assets/js/category-hub-runtime.js: passed
• node scripts/audit-css-governance.js: passed
• npm test: 105/105 passed
• npm run build: Eleventy copied 110 assets and wrote 126 files
• GitHub Actions build: passed in 18s
• Cloudflare Pages: passed

feature/b2bea-slice-39-category-hub-runtime

https://github.com/b2bea-org/b2bea-website/pull/74

Start Slice 40 from origin/main; continue migrating remaining inline runtime groups.

• Moved category hub TOC generation, FAQ expansion, vendor filtering, and auth-aware CTA behavior into /assets/js/category-hub-runtime.js.
• Left category hub JSON-LD schema scripts inline because they are structured data, not behavioral runtime.
• Added focused categoryHubRuntime regression coverage for the governed asset boundary.

Start Slice 40 from origin/main; continue migrating remaining inline runtime groups.

Machine-readable source fields