feat: support plugin inner api

api/core/plugin/entities/request.py

@@ -0,0 +1,42 @@
+from pydantic import BaseModel
+
+
+class RequestInvokeTool(BaseModel):
+    """
+    Request to invoke a tool
+    """
+
+class RequestInvokeLLM(BaseModel):
+    """
+    Request to invoke LLM
+    """
+
+class RequestInvokeTextEmbedding(BaseModel):
+    """
+    Request to invoke text embedding
+    """
+
+class RequestInvokeRerank(BaseModel):
+    """
+    Request to invoke rerank
+    """
+
+class RequestInvokeTTS(BaseModel):
+    """
+    Request to invoke TTS
+    """
+
+class RequestInvokeSpeech2Text(BaseModel):
+    """
+    Request to invoke speech2text
+    """
+
+class RequestInvokeModeration(BaseModel):
+    """
+    Request to invoke moderation
+    """
+
+class RequestInvokeNode(BaseModel):
+    """
+    Request to invoke node
+    """