fix: update font preload URL to use direct CDN link

Merge branch 'main' of https://github.com/anaclumos/extracranial

fix: prevent mobile layout flash by defaulting SSR to mobile-first

feat: add system theme option to settings drawer

fix: inject theme init script and preload primary font in root layout

fix: eliminate dark mode FOUC with pure CSS prefers-color-scheme

chore: add @types/babel__core to fix vite.config type error

refactor(ui): replace settings drawer with dialog

fix(note-pane): remove invalid md:left class token

ci(deploy): remove pnpm/action-setup version pin

feat: add mcp note and tweak pane styles

style: format codebase

build: switch to pnpm and vite-plus

feat: update dependencies and improve pane management in the application

chore: remove unused files and dependencies