docs: default to light mode, not the system theme #7

	name: CI

	on:
	push:
	branches: [main]
	pull_request:

	permissions:
	contents: read

	jobs:
	check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- uses: oven-sh/setup-bun@v2

	- name: Install
	run: bun install --frozen-lockfile

	# Markdoc validation + the frontmatter contract run inside the build
	# (parseDoc throws on critical errors; getAllDocs throws on a missing
	# field), so a page that would render wrong fails here, not in prod.
	- name: Build
	run: bun run build

	- name: Type-check
	run: bun run type-check

	# Copy lint, verdict lint, and the link check — the drift that bit the
	# marketing site, encoded as a gate. External links included.
	- name: Docs check
	run: bun run check

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