feat: ForceStreamOutput 新增同幀未濾波量測欄位

App 需要濾波前的 raw 與 N 供錄製、分析與標定取樣；診斷幀保留 raw 特徵、N 為 NaN。已以帶標定、中值加低通的會話逐幀對照直通結果驗證。

src/orisys/force_stream_session.py

@@ -93,6 +93,9 @@ class ForceStreamOutput:
     warmup_required_frames: int = 0
     warmup_elapsed_frames: int = 0
     warming_up: bool = False
+    #: T09c: the same frame's unfiltered measurement, before the output chain.
+    measurement_raw: tuple[float, float, float] = (float("nan"),) * 3
+    measurement_newton: tuple[float, float, float] = (float("nan"),) * 3
 
     @property
     def reference_generation(self) -> int:
@@ -359,6 +362,8 @@ class ForceStreamSession:
         accepted: bool = True,
         duplicate: bool = False,
         late: bool = False,
+        measurement_raw: tuple[float, float, float] | None = None,
+        measurement_newton: tuple[float, float, float] | None = None,
     ) -> ForceStreamOutput:
         output = ForceStreamOutput(
             frame=frame,
@@ -381,6 +386,16 @@ class ForceStreamSession:
             warmup_required_frames=self._filter.warmup_required_frames,
             warmup_elapsed_frames=self._filter.warmup_elapsed_frames,
             warming_up=self._filter.warming_up,
+            measurement_raw=(
+                (float("nan"),) * 3
+                if measurement_raw is None
+                else tuple(float(value) for value in measurement_raw)
+            ),
+            measurement_newton=(
+                (float("nan"),) * 3
+                if measurement_newton is None
+                else tuple(float(value) for value in measurement_newton)
+            ),
         )
         self._last_output = output
         return output
@@ -409,6 +424,8 @@ class ForceStreamSession:
             accepted=False,
             duplicate=duplicate,
             late=late,
+            measurement_raw=raw,
+            measurement_newton=(float("nan"),) * 3,
         )
 
     @staticmethod
@@ -652,4 +669,8 @@ class ForceStreamSession:
             quality=quality,
             diagnostics=tuple(output.measurement.diagnostics),
             accepted=True,
+            measurement_raw=tuple(float(value) for value in output.measurement.sdk.raw),
+            measurement_newton=tuple(
+                float(value) for value in output.measurement.newton
+            ),
         )