* chore: Dedupe package dependencies and webpack configs.
* Fully dedupe `src/packages` via symlinks
* Merge https://github.com/excalidraw/excalidraw into dedupe-package-deps-configs
* fix: Link `tsc` so `build:example` works in @excalidraw/excalidraw
* @excalidraw/plugins: Revert the `yarn.lock` deduping.
* Drop yarn commands from the root `package.json`.
* Remove more unneeded `package.json` additions.
* One more change to drop in `package.json` files.
* Deduping: Move even more into common webpack configs.
* renaming
Co-authored-by: Aakansha Doshi <aakansha1216@gmail.com>