add permalink

[BigBlueHat]

• Load JSON-LD from hash fragments.
• Change how popups are attached.
• Reduce size of shortcuts button.
• Add permalink popup & copy button.

[cloudflare-workers-and-pages]

Deploying json-ld-org with    Cloudflare Pages

Latest commit:	d29b554
Status:	✅  Deploy successful!
Preview URL:	https://c4b5a9c8.json-ld-org.pages.dev
Branch Preview URL:	https://add-permalink.json-ld-org.pages.dev

View logs

[BigBlueHat]

Here's a test URL:
https://add-permalink.json-ld-org.pages.dev/playground/next/#json-ld=%7B%22%40context%22%3A%7B%22gr%22%3A%22http%3A%2F%2Fpurl.org%2Fgoodrelations%2Fv1%23%22%2C%22pto%22%3A%22http%3A%2F%2Fwww.productontology.org%2Fid%2F%22%2C%22foaf%22%3A%22http%3A%2F%2Fxmlns.com%2Ffoaf%2F0.1%2F%22%2C%22xsd%22%3A%22http%3A%2F%2Fwww.w3.org%2F2001%2FXMLSchema%23%22%2C%22foaf%3Apage%22%3A%7B%22%40type%22%3A%22%40id%22%7D%2C%22gr%3AacceptedPaymentMethods%22%3A%7B%22%40type%22%3A%22%40id%22%7D%2C%22gr%3AhasBusinessFunction%22%3A%7B%22%40type%22%3A%22%40id%22%7D%2C%22gr%3AhasCurrencyValue%22%3A%7B%22%40type%22%3A%22xsd%3Afloat%22%7D%7D%2C%22%40id%22%3A%22https%3A%2F%2Fexample.org%2Fcars%2Ffor-sale%23tesla%22%2C%22%40type%22%3A%22gr%3AOffering%22%2C%22gr%3Aname%22%3A%22Used+Tesla+Roadster%22%2C%22gr%3Adescription%22%3A%22Need+to+sell+fast+and+furiously%22%2C%22gr%3AhasBusinessFunction%22%3A%22gr%3ASell%22%2C%22gr%3AacceptedPaymentMethods%22%3A%22gr%3ACash%22%2C%22gr%3AhasPriceSpecification%22%3A%7B%22gr%3AhasCurrencyValue%22%3A%2285000%22%2C%22gr%3AhasCurrency%22%3A%22USD%22%7D%2C%22gr%3Aincludes%22%3A%7B%22%40type%22%3A%5B%22gr%3AIndividual%22%2C%22pto%3AVehicle%22%5D%2C%22gr%3Aname%22%3A%22Tesla+Roadster%22%2C%22foaf%3Apage%22%3A%22https%3A%2F%2Fwww.teslamotors.com%2Froadster%22%7D%7D&startTab=tab-expanded

Things still needed include:

• handling/setting the context parameter
• warning if the document is too large
• (maybe) find a different URL shortening service to use (...or add one into json-ld.org?)