update Tags

quartz/components/TagList.tsx

@@ -4,14 +4,19 @@ import { classNames } from "../util/lang"
 
 const TagList: QuartzComponent = ({ fileData, displayClass }: QuartzComponentProps) => {
   const tags = fileData.frontmatter?.tags
+  const enableTags = fileData.frontmatter?.enableTags ?? true
   const baseDir = pathToRoot(fileData.slug!)
-  if (tags && tags.length > 0) {
+
+  if (enableTags === false || !tags || tags.length === 0) {
+    return null
+  }
+
   return (
     <ul class={classNames(displayClass, "tags")}>
       {tags.map((tag) => {
         const linkDest = baseDir + `/tags/${slugTag(tag)}`
         return (
-            <li>
+          <li key={tag}>
             <a href={linkDest} class="internal tag-link">
               {tag}
             </a>
@@ -20,9 +25,6 @@ const TagList: QuartzComponent = ({ fileData, displayClass }: QuartzComponentPro
       })}
     </ul>
   )
-  } else {
-    return null
-  }
 }
 
 TagList.css = `