Tune the flashlight against measured luminance and refresh the venue gallery

CHANGELOG.md

@@ -6,6 +6,12 @@ Semantic Versioning.
 
 ## [Unreleased]
 
+### Fixed
+
+- The flashlight actually lights what it points at. It was tuned to a beam so weak it changed the
+  frame by less than one 255th of a level; it now throws a visible pool on the door and the pavement
+  ahead, in both venues.
+
 ### Changed
 
 - Street greenery now reads as leaves instead of green rocks: the planter shrubs and tree crowns