fix(lab): enforce canonical replay runtime

apps/control-station/test/m4ReplayThreat.test.mjs

@@ -847,8 +847,9 @@ test("recorded VIDEO clock cannot reverse an explicit operator pause", () => {
 });
 
 test("M4.6 viewer keeps media and spatial panes on one playback clock", async () => {
-  const [visual, visualCss, imageScene, videoScene, pointOverlay, metricScene] = await Promise.all([
+  const [visual, canonical, visualCss, imageScene, videoScene, pointOverlay, metricScene] = await Promise.all([
     readFile(new URL("../src/workspaces/laboratory/M4ReplayThreatVisual.tsx", import.meta.url), "utf8"),
+    readFile(new URL("../src/components/laboratory/CanonicalRecordedLabReplay.tsx", import.meta.url), "utf8"),
     readFile(new URL("../src/styles/m4-replay-threat.css", import.meta.url), "utf8"),
     readFile(new URL("../src/components/laboratory/RecordedEvidenceImageScene.tsx", import.meta.url), "utf8"),
     readFile(new URL("../src/components/laboratory/RecordedEvidenceVideoScene.tsx", import.meta.url), "utf8"),
@@ -858,7 +859,8 @@ test("M4.6 viewer keeps media and spatial panes on one playback clock", async ()
   assert.match(visual, /<RecordedEvidenceVideoScene/);
   assert.match(visual, /<RecordedEvidenceImageScene/);
   assert.match(visual, /<LaboratoryMetricEvidenceScene/);
-  assert.match(visual, /m4-replay-threat-visual__deck/);
+  assert.match(visual, /<CanonicalRecordedLabReplay/);
+  assert.match(canonical, /m4-replay-threat-visual__deck/);
   assert.match(visual, /lastFrameRef/);
   assert.match(visual, /lastSpatialFrameRef/);
   assert.match(visual, /const spatialFrame = frame\?\.spatialAvailable/);
@@ -876,19 +878,32 @@ test("M4.6 viewer keeps media and spatial panes on one playback clock", async ()
   assert.match(visual, /pointCloudOverlay=/);
   assert.match(visual, /mediaMode/);
   assert.match(visual, /spatialMode/);
-  assert.match(visual, /current === next \? null : next/);
-  assert.match(visual, /data-split=\{splitView \? "true" : undefined\}/);
-  assert.match(visual, /<SplitPane/);
-  assert.match(visual, /primarySize=\{splitView \? splitPrimarySize : mediaMode \? 100 : 0\}/);
-  assert.match(visual, /resizable=\{splitView\}/);
-  assert.match(visual, /separatorLabel="Изменить размер VIDEO\/CAMERA и 3D\/PLAN"/);
-  assert.match(visual, /secondaryMode=\{\{/);
+  assert.match(canonical, /current === next \? null : next/);
+  assert.match(canonical, /data-split=\{splitView \? "true" : undefined\}/);
+  assert.match(canonical, /<SplitPane/);
+  assert.match(canonical, /primary=\{mediaPane\}/);
+  assert.match(canonical, /secondary=\{spatialPane/);
+  assert.match(canonical, /primarySize=\{splitView \? splitPrimarySize : mediaMode !== "none" \? 100 : 0\}/);
+  assert.match(canonical, /resizable=\{splitView\}/);
+  assert.match(canonical, /separatorLabel="Изменить размер VIDEO\/CAMERA и 3D\/PLAN"/);
+  assert.match(canonical, /secondaryMode=\{\{/);
   assert.match(visual, /playback=\{playbackController\.playback\}/);
-  assert.match(visual, /clock: mediaMode === "video" \? "external" : "animation"/);
+  assert.match(visual, /clock: "animation"/);
+  assert.match(visual, /useCanonicalRecordedLabReplayState/);
+  assert.match(canonical, /current === next \? null : next/);
   assert.match(visual, /timelineFrame\.activeSequence \+ 1/);
   assert.match(visual, /segmentCount=\{timeline\.frameCount\}/);
   assert.match(visual, /onPlaybackChange=\{playbackController\.synchronize\}/);
-  assert.match(visual, /onPlayingRejected=\{\(\) => playbackController\.setPlaying\(false\)\}/);
+  assert.match(
+    await readFile(new URL("../src/components/laboratory/useRecordedEvidencePlayback.ts", import.meta.url), "utf8"),
+    /if \(clock === "animation"\) return;/,
+  );
+  assert.match(visual, /playbackAuthority="host"/);
+  assert.match(visual, /playbackTransport="epoch-stream"/);
+  assert.match(
+    await readFile(new URL("../src/components/RecordedFmp4Player.tsx", import.meta.url), "utf8"),
+    /if \(playbackAuthority === "host"\) return;/,
+  );
   assert.match(visual, /currentSeconds: playbackController\.playback\.currentSeconds/);
   assert.match(visualCss, /m4-replay-threat-visual__deck > \.nodedc-split-pane/);
   assert.match(visualCss, /m4-replay-threat-visual__pane-toolbar\[data-pane-toolbar="media"\]/);
@@ -951,12 +966,18 @@ test("M4.6 viewer keeps media and spatial panes on one playback clock", async ()
 });
 
 test("M4.6 keeps the recorded VIDEO player mounted across media mode toggles", async () => {
-  const visual = await readFile(
-    new URL("../src/workspaces/laboratory/M4ReplayThreatVisual.tsx", import.meta.url),
-    "utf8",
-  );
-  assert.match(visual, /const mediaPane = \(/);
-  assert.match(visual, /hidden=\{!mediaMode\}/);
+  const [visual, canonical] = await Promise.all([
+    readFile(
+      new URL("../src/workspaces/laboratory/M4ReplayThreatVisual.tsx", import.meta.url),
+      "utf8",
+    ),
+    readFile(
+      new URL("../src/components/laboratory/CanonicalRecordedLabReplay.tsx", import.meta.url),
+      "utf8",
+    ),
+  ]);
+  assert.match(canonical, /const mediaPane = \(/);
+  assert.match(canonical, /hidden=\{mediaMode === "none"\}/);
   assert.match(visual, /data-media="video"/);
   assert.match(visual, /hidden=\{mediaMode !== "video"\}/);
   assert.match(visual, /\{videoSource \? \(/);