Migrate all 17 docs/content/ files from --- YAML to +++ TOML
frontmatter delimiters and key = value syntax.
Update 8 embedded frontmatter examples in 7 documentation pages
to match (configuration, content-organization, getting-started,
security, sections, sitemap, feeds, templates).
Update configuration.md frontmatter reference table: add draft
and aliases fields, correct date type from string to date.
Link feature names in architecture.md to feature docs pages.
Add See Also section to configuration.md with related pages.
Add getting-started prerequisite link to deployment.md. Adjust
page weights for user journey sidebar order: Getting Started
(0) → Deployment (1) → Content Organization (2) → Config (3).
Rewrite _index.md as explanation-only — remove inline Quick
Start, add Learn More links. Move section discovery explanation
from features/sections.md into content-organization.md. Slim
sections.md to reference-only with cross-reference.
