feat: SEO field types and the complete SEO tab

lang/en/lang.yaml

@@ -12,6 +12,14 @@ permissions:
 tab:
     seo: SEO
 field:
+    snippet: Search result preview
+    description_comment: Leave empty to use the description template, then the content's own excerpt.
+    keyphrase: Focus keyphrase
+    keyphrase_comment: Checked in the preview above. Never shown on the site.
+    robots_comment: “Inherit” follows a URL rule for this address, then the content type default from the SEO settings. Also sent as an X-Robots-Tag header.
+    og_title_comment: Used by Facebook, LinkedIn and X. Empty fields use the SEO title, description and the content's image.
+    og_image_comment: Recommended 1200 × 630 px. Shared by all languages of this record.
+    effective: What search engines get
     title: SEO title
     title_comment: Leave empty to use the title template from the SEO settings.
     title_comment_rule: Leave empty to keep the title of the page or record at this address.
@@ -24,12 +32,20 @@ field:
     og_description: Social description
     og_image: Social image
 robots:
+    invalid: The robots value is not valid. Use index or noindex, follow or nofollow and the advanced directives, separated by commas.
     inherit: Inherit
     site_default: Site default
     staging_title: This is not the production environment
 status:
+    rule_title: A URL rule overrides part of this tab
+    rule_text: The rule for “:url” sets :fields. Change them in SEO › URL rules.
+    canonical_noindex: The canonical URL “:url” is set to noindex, so search engines may ignore both pages.
+    canonical_redirected: The canonical URL “:url” redirects to “:target”. Point the canonical to the final address.
     staging: On this environment every page is served with noindex and robots.txt blocks everything (non-production lock).
 settings:
+    placeholders: Placeholders
+    placeholders_code: Placeholder
+    placeholders_meaning: Replaced with
     category: SEO
     label: SEO settings
     description: Title templates, default descriptions, indexing rules, address format and search engine verification.
@@ -149,3 +165,27 @@ history:
     list_empty: No SEO changes recorded yet. Every change from the admin, MCP or an import appears here and can be undone.
 jobs:
     generate_entries: 'SEO: generate entries'
+effective:
+    property: Property
+    value: Value
+    source: Source
+    locale: “:locale” — :url
+    source_rule: URL rule
+    source_record: This record
+    source_template: Template
+    source_global: SEO settings
+    source_content: Content
+    source_default: Site default
+    no_url: This language has no address yet. Fill in its slug and save.
+placeholder:
+    title: The content's title
+    description: The content's own description or excerpt
+    site: The site name
+image:
+    invalid: The file must be a JPEG, PNG, GIF or WebP image.
+    too_big: The image may not be larger than 10 MB.
+    url_invalid: The image must be a path or an http(s) address.
+    forbidden: You may not upload SEO images.
+snippet:
+    action: Check duplicates
+    invalid: The preview request is not valid.