feat: plugin call dify

api/services/plugin/plugin_invoke_service.py

@@ -0,0 +1,16 @@
+from collections.abc import Generator
+from typing import Any
+
+from core.tools.entities.tool_entities import ToolInvokeMessage
+from models.account import Tenant
+
+
+class PluginInvokeService:
+    @classmethod
+    def invoke_tool(cls, user_id: str, tenant: Tenant, 
+                    tool_provider: str, tool_name: str,
+                    tool_parameters: dict[str, Any]) -> Generator[ToolInvokeMessage]:
+        """
+        Invokes a tool with the given user ID and tool parameters.
+        """
+