asw-v01: archive deferred content (packs, site, lab, legacy examples)

- 2.1: packs/ -> archive/packs/
- 2.2: site/ -> archive/site/
- 2.3: src/lab/ -> archive/lab/
- 2.4: examples/ -> archive/examples-legacy/ (SSI-based)

archive/site/content/docs/components/callouts.md

@@ -0,0 +1,22 @@
+---
+title: "Callouts"
+description: "Attention-drawing callout blocks using the data-callout attribute."
+type: docs
+weight: 35
+date: 2026-04-11
+tags: ["components", "callouts", "data-attributes"]
+ai-disclosure: "generated"
+ai-model: "claude-sonnet-4-6"
+ai-provider: "Anthropic"
+---
+
+Add `data-callout="<type>"` to any block element to style it as a callout. Four types are available: `note`, `tip`, `warning`, and `error`. No extra classes needed.
+
+## Inline Demo
+
+<div data-demo>
+  <div data-callout="note"><strong>Note</strong> — General information worth highlighting.</div>
+  <div data-callout="tip"><strong>Tip</strong> — A helpful suggestion or best practice.</div>
+  <div data-callout="warning"><strong>Warning</strong> — Something to watch out for.</div>
+  <div data-callout="error"><strong>Error</strong> — A critical issue or destructive action.</div>
+</div>