Open examples in Processing

[Stefterv]

The newest beta supports a new schema for opening Sketches in Processing from a link.

This PR adds an Open With Processing button to all the examples on the website.

https://github.com/user-attachments/assets/1eec8f39-8a59-4d11-8873-9550700eeea7

[netlify[bot]]

✅ Deploy Preview for java-processing-faf822 ready!

Name	Link
🔨 Latest commit	7666f87b58924a377202d6eb2b4dd467925d775a
🔍 Latest deploy log	https://app.netlify.com/sites/java-processing-faf822/deploys/67fe2e59439f6700080195aa
😎 Deploy Preview	https://deploy-preview-618--java-processing-faf822.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[SableRaf]

I made some changes to the styling and content of the tooltip and made it dismissable by clicking outside of it.

@Stefterv: my code may not be the cleanest so feel free to make edits.

https://github.com/user-attachments/assets/9ce2a827-f6e4-43dc-b7a0-363f2bffb112