add flash light source

Problem it solves

Your player is searching an abandoned house with a flashlight that should only reveal what is directly in the direction they are facing.

Attaches a directional cone of light to a sprite in the multi-light system, controlling its angle, direction, and beam range.

Name	Type	Default	Meaning
sprite	Sprite	mySprite	The sprite holding the flashlight.
direction	number	0	The aiming angle in degrees (0 is right, 90 is down, 180 is left, 270 is up).
lightRange	number	32	How far forward the flashlight beam reaches in pixels.
angleRange	number	30	How wide the flashlight beam spread is in degrees.
bandWidth	number	5	The softness and edge width of the light beam.

let player = sprites.create(img`.`, SpriteKind.Player)
multilights.toggleLighting(true)
multilights.addFlashLightSource(player, 0, 48, 40, 5)

Add github:felixtsu/pxt-lantern to your project, or open: Import pxt-lantern.