feat: load JSX via unified plugin

feat: merge writeComponent into writePage

feat: merge extractFrontmatter into createSiteIndex

feat: combine writePageMain and joinComponent

fix: remove parsing/formatting from hastx processor

feat: unenforce file structure from globs

fix: more correct writeComponent calls

feat: add createSiteIndex.js

fix: file rename supports subfolders

chore: clean comments/imports

feat: integrate joinComponents

fix: tidy files

feat: writePage processes MD as fragment

feat: create component joiner

chore: update packages

feat: jsx to hast converter function

initial commit