adds simple primary term block for demo

example/src/blocks/primary-category/block.json

@@ -0,0 +1,14 @@
+{
+	"apiVersion": 3,
+	"name": "example/primary-category",
+	"title": "Post Primary Category",
+	"icon": "archive",
+	"category": "common",
+	"example": {},
+	"supports": {
+		"html": false
+	},
+	"attributes": {},
+	"variations": [],
+	"editorScript": "file:./index.ts"
+}

example/src/blocks/primary-category/edit.tsx

@@ -0,0 +1,12 @@
+import React from 'react';
+import { useBlockProps } from '@wordpress/block-editor';
+import { PostPrimaryCategory } from '@10up/block-components';
+
+export const BlockEdit = ({context}) => {
+	const blockProps = useBlockProps();
+	return (
+		<div {...blockProps}>
+			<PostPrimaryCategory />
+		</div>
+	)
+};

example/src/blocks/primary-category/index.ts

@@ -0,0 +1,9 @@
+import { registerBlockType } from '@wordpress/blocks';
+import metadata from './block.json';
+import { BlockEdit } from './edit';
+
+
+registerBlockType( metadata, {
+    edit: BlockEdit,
+    save: () => null
+});