upd gutenberg

app/services/project_gutenberg.py

@@ -1,17 +1,17 @@
 # app/services/project_gutenberg.py
-import httpx, logging, re
+import httpx, logging, re, urllib.parse
 from tenacity import retry, stop_after_attempt, wait_fixed
 
 logger = logging.getLogger("book-query")
 
-GUTENDEX = "https://gutendex.com/books?search="
+GUTENDEX = "https://gutendex.com/books/?search="
 
 # Query for items return
 @retry(stop=stop_after_attempt(3), wait=wait_fixed(1))
 async def search(q: str):
     """Return at most 5 PDF-downloadable results from Gutendex."""
-    url = f"{GUTENDEX}{q}"
-    async with httpx.AsyncClient(timeout=10) as client:
+    url = f"{GUTENDEX}{urllib.parse.quote_plus(q)}"
+    async with httpx.AsyncClient(timeout=10, follow_redirects=True) as client:
         r = await client.get(url)
         r.raise_for_status()
         books = r.json().get("results", [])[:10]