To avoid confusion I seperated the `npm run build` and the `npm run dev` commands, beginners might get confused by each command being listed in the same list, thinking they need to run `npm run build` before Astro works properly.
Add `npm run preview` commands to all examples where they are missing
* Create sandbox.config.json specifying port 3000
* Update sandbox.config.json
* Create sandbox.config.json for blog example
* Create sandbox.config.json for multiple authors blog
* added sandbox config to portfolios
* [ci] yarn format
* added sandbox.config.json to more frameworks examples
* [ci] yarn format
Co-authored-by: sarah11918 <sarah11918@users.noreply.github.com>
- Template is based on svelte components instead of react
- Bumps astro version to "^0.21.0-next.0" for portfolio-svelte template
Co-authored-by: Konstantinos Kostarellis <Konstantinos.Kostarellis@gmail.com>