update project files

app/config.py

@@ -26,14 +26,14 @@ class Settings(BaseSettings):
     HTTP_MAX_RETRIES: int = 3
     HTTP_USER_AGENT: str = "hf-daily-papers-local/0.1"
 
-    # AI 总结（Phase 2）
+    # AI 总结
     PI_BIN: str = ""
     SUMMARY_SKILL: str = "daily-paper-summary"
     SUMMARY_CONCURRENCY: int = 3
     SUMMARY_TIMEOUT_SECONDS: int = 300
     SUMMARY_MAX_RETRIES: int = 1
 
-    # 调度（Phase 4）
+    # 调度
     SCHEDULER_ENABLED: bool = False
     SCHEDULE_HOUR: int = 8
     SCHEDULE_MINUTE: int = 0
@@ -42,7 +42,7 @@ class Settings(BaseSettings):
     # 数据库
     DATABASE_URL: str = "sqlite:///data/db/papers.db"
 
-    # 语义搜索（Phase 5）
+    # 语义搜索
     CHROMA_ENABLED: bool = False
     CHROMA_DIR: str = "data/chroma"
     EMBED_API_BASE: str = ""