补充controller，修改变量，主页bug修改

liangxiaozhen

2023-08-11 af908216bb0012fe849e3b49b3039c7ba238f8f0

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<template>
    <lightning-button-icon
        icon-name={iconName}
        onclick={iconClick}
        style="text-align: center"
    ></lightning-button-icon>
</template>