Complete M16 action select column parity

2026-08-20 23:02:40 -04:00
parent 6a0b980d75
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+# M16-GAP-00137 Status
+
+status: done
+task: action.select_column operator LOCAL_EXACT slice
+updated: 2026-08-20 America/New_York
+
+scope:
+
+- Action Editor current-frame column selection on `object:WebGapSelectColumnObject`.
+
+evidence:
+
+- Blender desktop and WASM/Main expose matching three location channels with frame 3 selected.
+- Save/reopen is exact; malformed Blend input is rejected without Main mutation.
+- Fixture generation, desktop checker, npm comparator, direct comparator, context handoff and manifest hashing passed.
+
+nextTask: `M16-GAP-00138`