Feat/workflow phase2 (#4687)

api/core/agent/base_agent_runner.py

@@ -165,6 +165,7 @@ class BaseAgentRunner(AppRunner):
             tenant_id=self.tenant_id,
             app_id=self.app_config.app_id,
             agent_tool=tool,
+            invoke_from=self.application_generate_entity.invoke_from
         )
         tool_entity.load_variables(self.variables_pool)
 

api/core/agent/entities.py

@@ -8,7 +8,7 @@ class AgentToolEntity(BaseModel):
     """
     Agent Tool Entity.
     """
-    provider_type: Literal["builtin", "api"]
+    provider_type: Literal["builtin", "api", "workflow"]
     provider_id: str
     tool_name: str
     tool_parameters: dict[str, Any] = {}

api/core/agent/prompt/template.py

@@ -0,0 +1,104 @@
+ENGLISH_REACT_COMPLETION_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible. 
+
+{{instruction}}
+
+You have access to the following tools:
+
+{{tools}}
+
+Use a json blob to specify a tool by providing an action key (tool name) and an action_input key (tool input).
+Valid "action" values: "Final Answer" or {{tool_names}}
+
+Provide only ONE action per $JSON_BLOB, as shown:
+
+```
+{
+  "action": $TOOL_NAME,
+  "action_input": $ACTION_INPUT
+}
+```
+
+Follow this format:
+
+Question: input question to answer
+Thought: consider previous and subsequent steps
+Action:
+```
+$JSON_BLOB
+```
+Observation: action result
+... (repeat Thought/Action/Observation N times)
+Thought: I know what to respond
+Action:
+```
+{
+  "action": "Final Answer",
+  "action_input": "Final response to human"
+}
+```
+
+Begin! Reminder to ALWAYS respond with a valid json blob of a single action. Use tools if necessary. Respond directly if appropriate. Format is Action:```$JSON_BLOB```then Observation:.
+{{historic_messages}}
+Question: {{query}}
+{{agent_scratchpad}}
+Thought:"""
+
+ENGLISH_REACT_COMPLETION_AGENT_SCRATCHPAD_TEMPLATES = """Observation: {{observation}}
+Thought:"""
+
+ENGLISH_REACT_CHAT_PROMPT_TEMPLATES = """Respond to the human as helpfully and accurately as possible. 
+
+{{instruction}}
+
+You have access to the following tools:
+
+{{tools}}
+
+Use a json blob to specify a tool by providing an action key (tool name) and an action_input key (tool input).
+Valid "action" values: "Final Answer" or {{tool_names}}
+
+Provide only ONE action per $JSON_BLOB, as shown:
+
+```
+{
+  "action": $TOOL_NAME,
+  "action_input": $ACTION_INPUT
+}
+```
+
+Follow this format:
+
+Question: input question to answer
+Thought: consider previous and subsequent steps
+Action:
+```
+$JSON_BLOB
+```
+Observation: action result
+... (repeat Thought/Action/Observation N times)
+Thought: I know what to respond
+Action:
+```
+{
+  "action": "Final Answer",
+  "action_input": "Final response to human"
+}
+```
+
+Begin! Reminder to ALWAYS respond with a valid json blob of a single action. Use tools if necessary. Respond directly if appropriate. Format is Action:```$JSON_BLOB```then Observation:.
+"""
+
+ENGLISH_REACT_CHAT_AGENT_SCRATCHPAD_TEMPLATES = ""
+
+REACT_PROMPT_TEMPLATES = {
+    'english': {
+        'chat': {
+            'prompt': ENGLISH_REACT_CHAT_PROMPT_TEMPLATES,
+            'agent_scratchpad': ENGLISH_REACT_CHAT_AGENT_SCRATCHPAD_TEMPLATES
+        },
+        'completion': {
+            'prompt': ENGLISH_REACT_COMPLETION_PROMPT_TEMPLATES,
+            'agent_scratchpad': ENGLISH_REACT_COMPLETION_AGENT_SCRATCHPAD_TEMPLATES
+        }
+    }
+}