refactor(schema): 重构数据库模型和 schema，清理废弃表

backend/src/schemas/agent/runtime_models.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 from enum import Enum
 from typing import Any, Literal
 
-from pydantic import BaseModel, ConfigDict, Field, model_validator
+from pydantic import BaseModel, ConfigDict, Field
 
 from schemas.agent.ui_hints import UiHintsPayload
 from schemas.domain.divination import DerivedDivinationData
@@ -45,7 +45,6 @@ class WorkerAgentOutputLite(BaseModel):
 
     status: RunStatus = RunStatus.SUCCESS
     sign_level: Literal["上上签", "中上签", "中下签", "下下签"]
-    summary: str = Field(min_length=1, max_length=300)
     conclusion: list[str] = Field(min_length=1, max_length=6)
     focus_points: list[str] = Field(default_factory=list, max_length=6)
     advice: list[str] = Field(min_length=1, max_length=6)
@@ -53,20 +52,6 @@ class WorkerAgentOutputLite(BaseModel):
     answer: str = Field(min_length=1, max_length=4000)
     error: ErrorInfo | None = None
 
-    # Backward-compatible shadow fields for legacy consumers.
-    key_points: list[str] = Field(default_factory=list, max_length=6)
-    result_type: str = Field(default="structured_payload")
-    suggested_actions: list[str] = Field(default_factory=list, max_length=6)
-    divination_derived: DerivedDivinationData | None = None
-
-    @model_validator(mode="after")
-    def sync_compatibility_fields(self) -> WorkerAgentOutputLite:
-        if not self.key_points and self.focus_points:
-            self.key_points = list(self.focus_points)
-        if not self.suggested_actions and self.advice:
-            self.suggested_actions = list(self.advice)
-        return self
-
 
 class WorkerAgentOutputRich(WorkerAgentOutputLite):
     ui_hints: UiHintsPayload | None = None
@@ -75,6 +60,8 @@ class WorkerAgentOutputRich(WorkerAgentOutputLite):
 class AgentOutput(WorkerAgentOutputRich):
     model_config = ConfigDict(extra="forbid")
 
+    divination_derived: DerivedDivinationData | None = None
+
 
 WorkerAgentOutput = WorkerAgentOutputLite | WorkerAgentOutputRich