fix: reject conflicting raw reasoning overrides before sending

src/polygateway/client.py

@@ -34,7 +34,12 @@ from polygateway.sources import (
     RoundRobinSelector,
     SourceCooldownMemo,
 )
-from polygateway.thinking import effective_effort, get_capability, resolve_thinking
+from polygateway.thinking import (
+    effective_effort,
+    get_capability,
+    resolve_thinking,
+    validate_thinking_raw,
+)
 from polygateway.transports.openai_compat import OpenAICompatTransport
 from polygateway.types import (
     ChatRequest,
@@ -82,21 +87,26 @@ def _guard_thinking(
     就带着指路信息炸掉。`get_provider` 现在就是同一形态的双点调用。
     """
     for source, profile in zip(sources, profiles, strict=True):
+        effort = effective_effort(
+            request_effort=None,
+            source_effort=source.reasoning_effort,
+            enable_thinking=source.enable_thinking,
+        )
         resolve_thinking(
             profile,
             get_capability(source.model, table=capabilities),
-            # 装配期看不见请求级档位(它逐次调用才产生),故只解源级两层;请求级
-            # 只能在运行期由 transport 校验(设计 §10 的装配期/运行期分工)
-            effective_effort(
-                request_effort=None,
-                source_effort=source.reasoning_effort,
-                enable_thinking=source.enable_thinking,
-            ),
+            effort,
             model=source.model,
             # 与 transport 用同一个 fallback,否则配了 nearest 的源会在装配期就被
             # 判死,而它在运行期本来是能映射到最近档跑起来的
             fallback=source.effort_fallback,
         )
+        validate_thinking_raw(
+            source.extra_body,
+            effort=effort,
+            wire=profile.thinking,
+            origin=f"源 {source.name} extra_body",
+        )
 
 
 def _fingerprint_mark(source: SourceConfig) -> str:
@@ -359,6 +369,7 @@ class GatewayClient:
             if reasoning_effort is None
             else coerce_effort(reasoning_effort, origin="chat(reasoning_effort=...)")
         )
+        validate_thinking_raw(sampling, effort=effort, wire=None, origin="chat overlay")
         request = ChatRequest(
             messages=messages,
             session_id=session_id,