Offer runnable C++ and Lua project starters

tools/project_templates/lua-main.lua

@@ -0,0 +1,22 @@
+-- Faset starter gameplay. Edit this file and use Refresh Lua or development reload;
+-- the native C++ engine does not need to recompile for a Lua-only edit.
+local Player = faset.behavior {
+    id = "starter.player",
+    version = 1,
+    name = "Player",
+    fields = {
+        speed = { name = "Move speed", type = "number", default = 4, min = 0 },
+        jump_speed = { name = "Jump speed", type = "number", default = 5, min = 0 }
+    }
+}
+
+function Player:fixed_update(delta)
+    local velocity = self.entity:velocity()
+    velocity.x = faset.input().horizontal * self.fields.speed
+    if faset.input().jump_pressed and self.entity:is_grounded() then
+        velocity.y = self.fields.jump_speed
+    end
+    self.entity:set_velocity(velocity)
+end
+
+return Player