* Support for analytics configuration via URL parameters in widget mode Adds: - posthogApiHost - posthogApiKey - rageshakeSubmitUrl - sentryDsn - sentryEnvironment Deprecate analyticsId and use posthogUserId instead * Partial test coverage * Simplify tests * More tests * Lint * Split embedded only parameters into own section for clarity * Update docs/url-params.md * Update docs/url-params.md * Update vite.config.js