fix: apply definePage in named pages

Fix #383

src/core/context.ts

@@ -104,7 +104,7 @@ export function createRoutesContext(options: ResolvedOptions) {
   async function writeRouteInfoToNode(node: TreeNode, filePath: string) {
     const content = await fs.readFile(filePath, 'utf8')
     // TODO: cache the result of parsing the SFC so the transform can reuse the parsing
-    node.hasDefinePage = content.includes('definePage')
+    node.hasDefinePage ||= content.includes('definePage')
     const [definedPageNameAndPath, routeBlock] = await Promise.all([
       extractDefinePageNameAndPath(content, filePath),
       getRouteBlock(filePath, options),

src/core/tree.ts

@@ -34,6 +34,7 @@ export class TreeNode {
    */
   options: TreeNodeOptions
 
+  // FIXME: refactor this code. It currently helps to keep track if a page has at least one component with `definePage()` but it doesn't tell which. It should keep track of which one while still caching the result per file.
   /**
    * Should this page import the page info
    */