selfBootEffect.js

    // Many thanks to Hugo Daniel https://hugodaniel.com/pages/boredom/ for inspiration for this concept
    fluid.selfBootQuery = fluid.liveQuery("*[fl-layers]");

    fluid.selfBootEffect = effect( () => {
        const elements = fluid.selfBootQuery.value;
        elements.forEach(element => {
            const existing = fluid.viewContainerRegistry.get(element);
            if (!existing) {
                const layers = element.getAttribute("fl-layers");
                const instance = fluid.viewComponent({
                    $layers: layers,
                    container: element
                });
                // Put this in early in case instantiation fails
                fluid.viewContainerRegistry.set(element, instance);
            }
        });
    });