Update README

README.md

@@ -1,18 +1,24 @@
 # WebGL Fluid Simulation
 
-[Play here](https://paveldogreat.github.io/WebGL-Fluid-Simulation/)
+Play here: https://svelte-webgl-fluid-simulation.vercel.app
 
-## References
+Original: https://paveldogreat.github.io/WebGL-Fluid-Simulation
 
-http://developer.download.nvidia.com/books/HTML/gpugems/gpugems_ch38.html
+## Svelte port
 
-https://github.com/mharrys/fluids-2d
+Built using [SvelteKit](https://kit.svelte.dev/).
 
-https://github.com/haxiomic/GPU-Fluid-Experiments
+## Building svelte-knobby submodule
 
-## Svelte port
+Currently using my fork of [svelte-knobby](https://github.com/jpaquim/svelte-knobby) while waiting for [this upstream PR](https://github.com/Rich-Harris/svelte-knobby/pull/29) to be integrated.
 
-Built using [SvelteKit](https://kit.svelte.dev/).
+```bash
+git submodule update --init
+```
+
+```bash
+pushd packages/svelte-knobby && npm i && npm run build && npm run package; popd
+```
 
 ## Developing
 
@@ -37,6 +43,18 @@ You can preview the production build with `pnpm preview`.
 
 > To deploy your app, you may need to install an [adapter](https://kit.svelte.dev/docs/adapters) for your target environment.
 
+## References
+
+https://github.com/PavelDoGreat/WebGL-Fluid-Simulation
+
+### Original references
+
+http://developer.download.nvidia.com/books/HTML/gpugems/gpugems_ch38.html
+
+https://github.com/mharrys/fluids-2d
+
+https://github.com/haxiomic/GPU-Fluid-Experiments
+
 ## License
 
 The code is available under the [MIT license](LICENSE)