First demo commit.

src/entities/Explosion.lua

@@ -0,0 +1,16 @@
+local assets =  require "src.assets"
+local anim8 = require "lib.anim8"
+
+local Explosion = class "Explosion"
+
+Explosion.sprite = assets.img_explosion
+
+function Explosion:init(x, y)
+	self.pos = {x = x, y = y}
+	self.bg = true
+	local g = anim8.newGrid(64, 64, assets.img_explosion:getWidth(), assets.img_explosion:getHeight())
+	self.animation = anim8.newAnimation(g('1-10', 1), 0.05)
+	self.lifetime = 9 * 0.05
+end
+
+return Explosion