back_to_origin_edit_form_top.php

<?php

add_action( 'edit_form_top', 'add_parameters_to_preserve_in_post_form' );
/**
 * Add a new input in Post form if 'go-back-to-plugin' is a URL parameter.
 * 
 * @see https://developer.wordpress.org/reference/hooks/edit_form_top/
 * 
 * @return void
 */
function add_parameters_to_preserve_in_post_form() : void {
	$back_to_plugin = filter_input( INPUT_GET, 'go-back-to-plugin', FILTER_SANITIZE_STRING );

	if ( empty( $back_to_plugin ) || '1' !== $back_to_plugin ) {
		return;
	}

	?>
		<input
			type="hidden"
			id="go-back-to-plugin"
			name="go-back-to-plugin"
			value="1"
		/>
	<?php
}