lint: add under maintenance modals

bugfix: prevent JS error on splitting timing header

cleanup: correct link to nojs version

cleanup: use h1 tags for headers

cleanup: remove latency penalty note from typo corrections

cleanup: enable typo tolerance by default now that it's in a better spot

cleanup: add link to noJS version in header for solidjs-SPA

clenaup: update .env.dist file for solidjs-spa and deployment.yaml

add labels for nojs, add link to js version; add content to README re where to view the dev site

cleanup: remove inaccurate range on score threshold in advanced options

content: add README and refactor folders for more readability and contributions

cleanup: lower default threshold for keyword search

content: update OG images

cleanup: add BM25 type to total searches analytics box

lint: add title to all search queries for analytics