Capture M16 gap execution artifacts

docs/status/M16-GAP-00153.md

@@ -0,0 +1,17 @@
+# M16-GAP-00153 Status
+
+status: done
+task: anim.channels_bake operator LOCAL_EXACT slice
+updated: 2026-08-21 America/New_York
+
+scope:
+
+- Action Editor `anim.channels_bake` bakes selected location channels over scene frames 1 through 5 at step 1.
+
+evidence:
+
+- Blender desktop and WASM/Main expose identical 1, 2, 3, 4, 5 keyframes on all three location channels.
+- Save/reopen is exact; malformed Blend input is rejected without Main mutation.
+- Fixture generation, desktop checker, npm comparator, direct comparator, and artifact hashing passed.
+
+nextTask: `M16-GAP-00154`