add generic figure experiment

docs/src/demos/Experiments/GenericFigure/figcaption.ts

@@ -0,0 +1,27 @@
+import { Node, mergeAttributes } from '@tiptap/core'
+
+export const Figcaption = Node.create({
+  name: 'figcaption',
+
+  defaultOptions: {
+    HTMLAttributes: {},
+  },
+
+  content: 'inline*',
+
+  selectable: false,
+
+  draggable: false,
+
+  parseHTML() {
+    return [
+      {
+        tag: 'figcaption',
+      },
+    ]
+  },
+
+  renderHTML({ HTMLAttributes }) {
+    return ['figcaption', mergeAttributes(HTMLAttributes), 0]
+  },
+})