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Add canonical URL support for posts that also live on posit.co/blog #367

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Add canonical URL support for posts that also live on posit.co/blog #367

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1 change: 1 addition & 0 deletions content/blog/CLAUDE.md
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Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,7 @@ Freeform. Avoid duplicating `software` or `topics` values.
| `nohero` | Boolean, hides the hero image |
| `hidesubscription` | Boolean, hides the subscription CTA |
| `photo.url` / `photo.author` | Stock photo attribution |
| `canonical_url` | Set only when another site's copy is the canonical version (e.g. the same post on `posit.co/blog`); the `<link rel="canonical">` tag and JSON-LD then point there. Omit for the default: our page is canonical (self-referencing tag). |
| `code-line-numbers` | Boolean, turns on line-number gutters for every code block on the page |

## Project Blog Listing
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3 changes: 3 additions & 0 deletions layouts/partials/head.html
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Expand Up @@ -9,6 +9,9 @@
content="{{ with .Params.Keywords }}{{ delimit . ", " }}{{ else }}{{ $.Site.Params.Keywords }}{{ end }}"
/>
<meta name="robots" content="noodp" />
{{- /* Pages default to self-canonical; canonical_url in frontmatter defers to
another site's copy (e.g. posit.co/blog) */ -}}
<link rel="canonical" href="{{ or .Params.canonical_url .Permalink }}" />
{{- if $.Site.Params.pwa.enabled }}<link rel="manifest" href="/manifest.json" />{{ end -}}

{{- /* Custom Open Graph and Twitter images for blog posts */ -}}
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5 changes: 3 additions & 2 deletions layouts/partials/jsonld.html
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Expand Up @@ -27,12 +27,13 @@
-}}

{{- else if and (eq .Section "blog") .IsPage -}}
{{- $canonical := or .Params.canonical_url .Permalink -}}
{{- $ld = dict
"@context" "https://schema.org"
"@type" "BlogPosting"
"headline" .Title
"url" .Permalink
"mainEntityOfPage" (dict "@type" "WebPage" "@id" .Permalink)
"url" $canonical
"mainEntityOfPage" (dict "@type" "WebPage" "@id" $canonical)
"datePublished" (.Date.Format "2006-01-02T15:04:05-07:00")
"dateModified" (.Lastmod.Format "2006-01-02T15:04:05-07:00")
"publisher" $org
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