Render split view spaces with ordered app halves

Ariver

2026-06-12 a4af5d51e8fbb8a0e53f98aa9f9e238536aaba24

 C3.tools/round1-mouse-interaction-fixture-qa.sh

@@ -327,6 +327,7 @@
"$APP/Contents/MacOS/Aligner" \
  --round0-skip-permissions \
  --round01-open-quick-switch \
  --round01-waterfall-view-mode=vertical \
  --round01-fixture-app-count="$FIXTURE_APP_COUNT" \
  --round01-fixture-windows-per-app="$FIXTURE_WINDOWS_PER_APP" \
  --round01-disable-screenshot-refresh \
@@ -353,6 +354,7 @@
"$APP/Contents/MacOS/Aligner" \
  --round0-skip-permissions \
  --round01-open-quick-switch \
  --round01-waterfall-view-mode=vertical \
  --round01-fixture-app-count="$FIXTURE_APP_COUNT" \
  --round01-fixture-windows-per-app="$FIXTURE_WINDOWS_PER_APP" \
  --round01-disable-screenshot-refresh \