重构 Autocal 采集页：单一队列与控制器驱动的主按钮

选点、对准、加载与录像分散在两个面板，状态靠隐藏相位判断。现改由不依赖 Qt 的采集控制器驱动，并加入录像选项、汇总平铺副本、保持到时自动结束、会话结束回到空闲，以及无设备时的模拟采集。已运行 Autocal 非 Qt 测试并通过范围内门禁；界面测试待 Windows 复核，未做实机验收。

apps/autocal/tests/evidence_helpers.py

@@ -290,6 +290,7 @@ def _write_multipoint_trial(
     raw_per_n: float,
     samples_per_hold: int,
     frame_start: int,
+    capture_status: str | None = None,
 ) -> list[dict]:
     write_csv(
         path / "reference.csv",
@@ -302,14 +303,17 @@ def _write_multipoint_trial(
         ["t_host_mono_ns", "t_host_utc_ns", "kind", "detail"],
         [],
     )
-    write_json_file(path / "session.json", {
+    manifest = {
         "trial_id": f"{site_id}-repeat-{repeat_index:03d}",
         "site_id": site_id,
         "status": "complete",
         "uv_px": {"u": 128, "v": 64},
         "images": {"captured": with_capture,
                    "reason": "" if with_capture else "camera not attached yet"},
-    })
+    }
+    if capture_status is not None:
+        manifest["capture_status"] = capture_status
+    write_json_file(path / "session.json", manifest)
     if not with_capture:
         return []
     frames: list[dict] = []
@@ -324,8 +328,13 @@ def _write_multipoint_trial(
         )
         frames.extend(hold_frames)
         forces.extend(hold_forces)
-    write_capture(path / "capture", frames, forces, fields=None if video else FRAMES_FIELDS,
-                  video_segments=1)
+    if not video:
+        # A data-only recording: the rows exist, no frame was written to a video.
+        frames = [
+            {**row, "segment": 0, "segment_frame": 0, "in_video": 0} for row in frames
+        ]
+    write_capture(path / "capture", frames, forces, fields=FRAMES_FIELDS,
+                  video_segments=1 if video else 0)
     return []
 
 
@@ -343,8 +352,17 @@ def multipoint_session(
     simulate: bool = False,
     trial_status: str = "complete",
     extra_holds: list[Hold] | None = None,
+    recording_block: dict | None = None,
+    capture_status: str | None = None,
 ) -> Path:
-    """A complete multi-point session directory through the review contract."""
+    """A complete multi-point session directory through the review contract.
+
+    ``video=False`` writes a data-only recording: frame rows exist with
+    ``in_video=0`` and no MP4 is created. ``recording_block`` writes the root
+    manifest's ``recording`` block; ``None`` keeps the fixture shaped like a
+    session recorded before that block existed. ``capture_status`` puts the
+    lifecycle into the trial records, as the campaign does.
+    """
     session_id = f"finger-SN1_{root.name}_test0001"
     trials: list[dict] = []
     completion: list[dict] = []
@@ -379,21 +397,25 @@ def multipoint_session(
                 raw_per_n=raw_per_n,
                 samples_per_hold=samples_per_hold,
                 frame_start=1,
+                capture_status=capture_status,
             )
-            trials.append({
+            trial_record = {
                 "trial_id": f"{site_id}-repeat-{repeat:03d}",
                 "site_id": site_id,
                 "repeat_index": repeat,
                 "directory": directory,
                 "status": trial_status,
                 "reason": "" if trial_status == "complete" else "stopped by the operator",
-            })
+            }
+            if capture_status is not None:
+                trial_record["capture_status"] = capture_status
+            trials.append(trial_record)
             if trial_status == "complete":
                 complete += 1
         completion.append({"site_id": site_id, "repeats_planned": repeats,
                            "repeats_complete": complete,
                            "complete": complete >= repeats})
-    write_json_file(root / "session.json", {
+    manifest = {
         "format_version": "autocal-multipoint-1.0",
         "session_id": session_id,
         "sensor_model": "finger",
@@ -411,7 +433,10 @@ def multipoint_session(
                                "[t_start_host_mono_ns, t_end_host_mono_ns). Rows are not paired."},
         "platform_motion": False,
         "automatic_force_control": False,
-    })
+    }
+    if recording_block is not None:
+        manifest["recording"] = recording_block
+    write_json_file(root / "session.json", manifest)
     return root