补充controller，修改变量，主页bug修改

liangxiaozhen

2023-08-11 af908216bb0012fe849e3b49b3039c7ba238f8f0

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<template>
    <lightning-record-form
        record-id={recordId}
        object-api-name={objectApiName}
        columns="2"
        mode="edit"
        fields={fields}
        onsuccess={handleSuccess}
        onerror={handleError}
    >
    </lightning-record-form>
</template>