Fix typo os_W_OK -> os.W_OK

app_v2_entry.py

@@ -1,3 +1,4 @@
+```python
 """VNEWS v2 Entry Point - with fast bongda proxy + rewrite endpoints + multilingual TTS"""
 import sys, os
 from datetime import timedelta
@@ -680,7 +681,7 @@ def _ht(topic:str=Query(...),page:int=Query(default=0)):
 @app.get('/api/categories')
 def _cat():return JSONResponse([])
 @app.get('/api/storage_status')
-def _st():return JSONResponse({'persistent':os.path.isdir('/data') and os.access('/data',os_W_OK)})
+def _st():return JSONResponse({'persistent':os.path.isdir('/data') and os.access('/data',os.W_OK)})
 # ===== SHARE HELPERS: render content pages for shared links =====
 def _render_slides_page(post, safe_title, safe_img, safe_url):
     slides = post.get('slides', [])