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from __future__ import annotations
from typing import Optional, List, Literal
from pydantic import BaseModel, Field, ConfigDict
# ---------------------------
# Planning schema
# ---------------------------
class Health(BaseModel):
score: Optional[float] = None
status: Optional[str] = None
last_checked: Optional[str] = None # or use datetime if preferred
class RecentCheck(BaseModel):
check: str
result: str
latency_ms: Optional[float] = None
ts: Optional[str] = None # or use datetime if preferred
class PlanContext(BaseModel):
"""
Context is permissive: accept any extra keys from Guardian (or future sources).
Known fields are typed below; unknown fields pass through.
"""
model_config = ConfigDict(extra="allow")
# Common identifiers
app_id: Optional[str] = None
entity_uid: Optional[str] = None
# Known structured bits
symptoms: Optional[List[str]] = None
lkg: Optional[str] = None
lkg_version: Optional[str] = None
health: Optional[Health] = None
recent_checks: Optional[List[RecentCheck]] = None
class PlanConstraints(BaseModel):
max_steps: int = Field(default=3, ge=1, le=10)
risk: Literal["low", "medium", "high"] = "low"
class PlanRequest(BaseModel):
# default to "plan" and only allow that value for now
mode: Literal["plan"] = "plan"
context: PlanContext
constraints: PlanConstraints = Field(default_factory=PlanConstraints)
class PlanResponse(BaseModel):
plan_id: str
steps: List[str]
risk: str
explanation: str
# ---------------------------
# Chat (kept for compatibility; router uses its own flexible model)
# ---------------------------
class ChatRequest(BaseModel):
question: str = Field(..., min_length=3, max_length=512)
class ChatResponse(BaseModel):
answer: str
sources: List[str] = Field(default_factory=list)
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