add a new openrouter api key, limit the total count of articles

src/services/news_pooling_service.py

@@ -264,6 +264,9 @@ class NewsPollingService:
 
             if unique_articles:
                 unique_articles.sort(key=lambda x: x.get('datetime', 0))
+                if len(unique_articles) > 20:
+                    logger.warning(f"Too many new articles ({len(unique_articles)}), limiting to 5")
+                    unique_articles = unique_articles[:5]
                 await self.save_articles_to_hf(unique_articles)
                 # Notify in batches
                 for batch in self._chunked(unique_articles, self._article_batch_size):

src/telegram_bot/config.py

@@ -14,6 +14,7 @@ class Config:
     OPENROUTER_API_KEY = os.getenv('OPENROUTER_API_TOKEN', '')
     HF_TOKEN = os.getenv('HF_TOKEN', '')
     HF_DATASET_REPO = os.getenv('HF_DATASET_REPO', '')
+    OPENROUTER_API_KEY_2 = os.getenv('OPENROUTER_API_TOKEN_2', '')
 
     @classmethod
     def validate(cls) -> bool:

src/telegram_bot/telegram_bot_service.py

@@ -256,7 +256,7 @@ class TelegramBotService:
         Returns:
             Analysis result as a string.
         """
-        client = OpenRouterClient(api_key=Config.OPENROUTER_API_KEY)
+        client = OpenRouterClient(api_key=Config.OPENROUTER_API_KEY_2)
         for news in news_list:
             start_time = time.perf_counter()
             prompt = PromptGenerator.format_prompt(news)