feat(explorer): add theme switcher #7177

Job	Run time
dprint-format	10s
diff	20s
typos / Spell Check with Typos	10s
turborepo / pnpm audit	12s
turborepo / Lint, Build, and Test	4m 40s
docusaurus	0s
release-notes-check	0s
docs-lint	0s
license-check	0s
ledgernano	0s
move-tests	0s
e2e / Localnet	5m 12s
vercel-deploy / Vercel Explorer Staging	0s
vercel-deploy / Vercel UI Kit Preview	0s
vercel-deploy / Vercel UI Kit Production	0s
vercel-deploy / Vercel Wallet Dashboard Preview	0s
vercel-deploy / Vercel Wallet Dashboard Production	0s
vercel-deploy / Vercel apps-backend Preview	0s
vercel-deploy / Vercel apps-backend Production	0s
vercel-deploy / Vercel Explorer Preview / deploy	1m 37s
rust / deny / cargo deny (advisories)	7s
rust / deny / cargo deny (bans, licenses, sources)	7s
rust / rust-lints / cargo-sort	0s
rust / rust-lints / rustfmt	0s
rust / rust-lints / clippy	0s
rust / crates-changes	0s
rust / execution-cut	0s
rust / external-changes	0s
rust / external-tests	0s
rust / crates-tests	0s
	12m 35s

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