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HTML FundamentalsM5 · Advanced HTML5 & Production Polish

Module 5 Implementation

Integrate metadata, structured data, and launch governance into Portfolio Pulse.

Module 5 Implementation

Learning Objectives

By the end of this lesson, you will:

  • Integrate the metadata, structured data, and manifest updates into the codebase.
  • Apply data-* instrumentation across critical CTAs.
  • Sync documentation with final launch details.

Project Context

This is the final build step before launch. Treat it like a release candidate where accuracy, accessibility, and governance all converge.


Head Integration Checklist

  1. Update <title> and <meta> tags per docs/metadata-playbook.md.
  2. Inject Open Graph, Twitter, and canonical links.
  3. Reference site.webmanifest and icon set.
  4. Append JSON-LD scripts for Person, WebSite, and key case studies.
<link rel="canonical" href="https://avery.dev/" />
<link rel="manifest" href="/site.webmanifest" crossorigin="use-credentials" />
<link rel="icon" type="image/png" sizes="32x32" href="/icons/favicon-32.png" />
<script type="application/ld+json">
   {...}
</script>

Body Instrumentation

  • Ensure CTA links include data-cta and data-metric-id values.
  • Tag testimonials, metrics, and highlights with documented IDs.
  • Provide fallback content for offline page links if referenced.
<a
   href="#contact"
   class="cta"
   data-cta="credibility-contact"
   data-track="click"
>
   Partner with Avery
</a>

Documentation Sync

  • Update docs/metadata-playbook.md, docs/structured-data.md, docs/state-architecture.md, and docs/validation-log.md with final implementation notes.
  • Cross-link the accessibility & SEO runbook within each doc as needed.

✅ Best Practices

1. Stage First

Why: Validate metadata and structured data in a preview environment before production, ensuring canonical URLs still point to prod.

2. Pair-Review

Why: Metadata errors are subtle; get a second reviewer.

Document sign-off in notes/module-5-plan.md or retro logs.


❌ Common Mistakes

1. Duplicating JSON-LD Blocks

Problem: Multiple Person entries confuse search crawlers.

Fix: Consolidate into a single, comprehensive script per entity.

2. Forgetting crossorigin on Manifest

Problem: Favicons and installs fail on some browsers.

Fix: Include crossorigin="use-credentials" when necessary.


🔨 Implement in Portfolio Pulse

  1. Update global layout or index.html head with metadata, manifest, and JSON-LD.
  2. Apply data-* instrumentation throughout key sections (hero CTA, gallery, contact).
  3. Regenerate share images and ensure asset paths match metadata.
  4. Sync all documentation and commit with git commit -am "feat: finalize launch metadata".

Expected Result

Portfolio Pulse's HTML is launch-ready, discoverable, and instrumented for post-launch analysis.


✅ Validation Checklist

Functionality

  • Metadata renders correctly in page source.
  • Manifest and icons load without console errors.

Accessibility & SEO

  • Structured data validates with zero errors.
  • Canonical and social metadata verified via validators.

Documentation

  • Governance docs updated with final state.
  • Stakeholder sign-off recorded for launch.