Add bce-embedding and fastembed (#383)

### What problem does this PR solve?


Issue link:#326

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

api/db/services/task_service.py

@@ -41,7 +41,7 @@ class TaskService(CommonService):
             Document.size,
             Knowledgebase.tenant_id,
             Knowledgebase.language,
-            Tenant.embd_id,
+            Knowledgebase.embd_id,
             Tenant.img2txt_id,
             Tenant.asr_id,
             cls.model.update_time]