fix: properly compute relative path for explorer (closes #1055, #1066)

quartz/components/ExplorerNode.tsx

@@ -168,10 +168,8 @@ export function ExplorerNode({ node, opts, fullPath, fileData }: ExplorerNodePro
   const isDefaultOpen = opts.folderDefaultState === "open"
 
   // Calculate current folderPath
-  let folderPath = ""
-  if (node.name !== "") {
-    folderPath = joinSegments(fullPath ?? "", node.name)
-  }
+  const folderPath = node.name !== "" ? joinSegments(fullPath ?? "", node.name) : ""
+  const href = resolveRelative(fileData.slug!, folderPath as SimpleSlug) + "/"
 
   return (
     <>
@@ -205,11 +203,7 @@ export function ExplorerNode({ node, opts, fullPath, fileData }: ExplorerNodePro
               {/* render <a> tag if folderBehavior is "link", otherwise render <button> with collapse click event */}
               <div key={node.name} data-folderpath={folderPath}>
                 {folderBehavior === "link" ? (
-                  <a
-                    href={resolveRelative(fileData.slug!, folderPath as SimpleSlug)}
-                    data-for={node.name}
-                    class="folder-title"
-                  >
+                  <a href={href} data-for={node.name} class="folder-title">
                     {node.displayName}
                   </a>
                 ) : (