feat: overhaul UI styling, improve templates, enhance services and tests

app/services/summarizer.py

@@ -191,7 +191,11 @@ async def summarize_one(
 
     # 跳过 permanent_failure（除非 force）
     if status.status == "permanent_failure" and not force:
-        return {"arxiv_id": arxiv_id, "status": "skipped", "reason": "permanent_failure"}
+        return {
+            "arxiv_id": arxiv_id,
+            "status": "skipped",
+            "reason": "permanent_failure",
+        }
 
     if semaphore:
         await semaphore.acquire()
@@ -270,7 +274,9 @@ async def _do_summarize_one(db: Session, paper: Paper) -> dict:
             }
             index_paper(arxiv_id, texts_dict)
         except Exception:
-            logger.warning("Failed to index paper %s in ChromaDB", arxiv_id, exc_info=True)
+            logger.warning(
+                "Failed to index paper %s in ChromaDB", arxiv_id, exc_info=True
+            )
 
         logger.info("Summarize done: %s quality=%s", arxiv_id, quality)
         return {"arxiv_id": arxiv_id, "status": "done", "quality": quality}
@@ -430,7 +436,13 @@ async def summarize_batch(
             log_entry.papers_new = 0
             log_entry.completed_at = datetime.now(timezone.utc)
             release_lock(db, lock)
-            return {"status": "success", "done": 0, "failed": 0, "skipped": 0, "total": 0}
+            return {
+                "status": "success",
+                "done": 0,
+                "failed": 0,
+                "skipped": 0,
+                "total": 0,
+            }
 
         # 并发控制
         semaphore = asyncio.Semaphore(settings.SUMMARY_CONCURRENCY)
@@ -482,7 +494,10 @@ async def summarize_batch(
 
         logger.info(
             "Summarize batch done: total=%d done=%d failed=%d skipped=%d",
-            total, done, failed, skipped,
+            total,
+            done,
+            failed,
+            skipped,
         )
         return {
             "status": "success" if failed == 0 else "partial",