feat(workflow): support nested variable access and DashScope rerank provider

api/app/core/models/base.py

@@ -206,10 +206,15 @@ class RedBearModelFactory:
         if provider in [ModelProvider.XINFERENCE, ModelProvider.GPUSTACK]:
             return {
                 "model": config.model_name,
-                # "base_url": config.base_url,
                 "jina_api_key": config.api_key,
                 **config.extra_params
             }
+        elif provider == ModelProvider.DASHSCOPE:
+            return {
+                "model": config.model_name,
+                "dashscope_api_key": config.api_key,
+                **config.extra_params
+            }
         else:
             raise BusinessException(f"不支持的提供商: {provider}", code=BizCode.PROVIDER_NOT_SUPPORTED)
 
@@ -265,6 +270,9 @@ def get_provider_rerank_class(provider: str):
     if provider in [ModelProvider.XINFERENCE, ModelProvider.GPUSTACK]:
         from langchain_community.document_compressors import JinaRerank
         return JinaRerank
+    elif provider == ModelProvider.DASHSCOPE:
+        from langchain_community.document_compressors.dashscope_rerank import DashScopeRerank
+        return DashScopeRerank
         # elif provider == ModelProvider.OLLAMA:
     #     from langchain_ollama import OllamaEmbeddings
     #     return OllamaEmbeddings

api/app/core/models/embedding.py

@@ -36,9 +36,7 @@ class RedBearEmbeddings(Embeddings):
                 "base_url": config.base_url,
                 "api_key": config.api_key,
                 "timeout": httpx.Timeout(timeout=config.timeout, connect=60.0),
-                "max_retries": config.max_retries,
-                "check_embedding_ctx_length": False,
-                "encoding_format": "float"
+                "max_retries": config.max_retries
             }
         elif provider == ModelProvider.DASHSCOPE:
             params = {

api/app/core/models/rerank.py

@@ -76,5 +76,9 @@ class RedBearRerank(BaseDocumentCompressor):
             from langchain_community.document_compressors import JinaRerank
             model_instance: JinaRerank = self._model
             return model_instance.rerank(documents=documents, query=query, top_n=top_n)
+        elif provider == ModelProvider.DASHSCOPE:
+            from langchain_community.document_compressors.dashscope_rerank import DashScopeRerank
+            model_instance: DashScopeRerank = self._model
+            return model_instance.rerank(documents=documents, query=query, top_n=top_n)
         else:
             raise ValueError(f"不支持的模型提供商: {provider}")