Inner Blocks Flip Cards

@flip-cards-innerblocks.js

innerBlocks: [
			[
				'core/post-template',
				{
					lock: 'all',
					className: 'lp-flip-card__card is-flex-container columns-3',
				},
				[
					['core/group', {
						className: 'lp-flip-card'
						},
						[
							['core/columns', {
								className: 'lp-flip-card__inner',
							},
								[
									['core/column', {
										className: 'lp-flip-cards__front',
									},
										[
											['core/post-featured-image'],
										]
									],
									['core/column', {
										className: 'lp-flip-cards__back'
									},
										[
											['core/post-title',
												{
													'isLink':true,
												}
											],
											['core/post-date'],
											['core/post-author'],
											['core/post-excerpt'],
										]
									],
								]
							]
						]
					],
				],
			],
		],