Add setting of frame & context in permalink.

Author: BigBlueHat

playground/next/editor.mjs

@@ -353,6 +353,12 @@ window.app = createApp({
     const url = new URL(window.location);
     const hash = new URLSearchParams();
     hash.set('json-ld', JSON.stringify(this.doc));
+    if (this.contextDoc && JSON.stringify(this.contextDoc) !== '{}') {
+      hash.set('context', JSON.stringify(this.contextDoc));
+    }
+    if (this.frameDoc && JSON.stringify(this.frameDoc) !== '{}') {
+      hash.set('frame', JSON.stringify(this.frameDoc));
+    }
     hash.set('startTab', `tab-${this.outputTab}`);
     url.hash = hash.toString();
     return url.toString();