Add hide_list metadata option to directories

Add support for hide_list metadata option that allows directories to be
displayed as pages instead of lists when they contain subfolders

app/router.php

@@ -63,6 +63,14 @@ switch ($parsedPath['type']) {
 
         // Load metadata for this directory
         $metadata = loadMetadata($dir);
+        
+        // Check if hide_list is enabled - if so, treat as page
+        if (isset($metadata['hide_list']) && $metadata['hide_list']) {
+            if (!empty($contentFiles)) {
+                renderMultipleFiles($ctx, $contentFiles, $dir);
+            }
+            break;
+        }
 
         // Select list template based on metadata page_template
         $listTemplate = $ctx->templates->list;

docs/reference/metadata.md

@@ -134,6 +134,20 @@ The actual folder is `about/`, but URLs become:
 - `/no/om-oss/` (Norwegian)
 - `/fr/a-propos/` (French)
 
+### hide_list
+
+**Type**: Boolean  
+**Used in**: Directories with subdirectories  
+**Purpose**: Hide list of subfolders and show only page content
+
+```ini
+hide_list = true
+```
+
+When enabled, directories with subfolders display as regular pages instead of showing a list view. Useful when you need subfolders for organization but want to present a single page to visitors.
+
+Accepted values: `true`, `false`, `1`, `0`, `yes`, `no`, `on`, `off`
+
 ### redirect
 
 **Type**: URL string  
@@ -186,6 +200,7 @@ last_updated = "2025-11-02"
 ; Display options
 hide_date = true
 hide_author = false
+hide_list = true
 show_toc = true
 
 ; External references