fix(coal-crafter): storage inventory should be on the back side

coal-crafter.lua

@@ -42,16 +42,33 @@ local function craft()
 end
 
 local functin dropSelected()
+  turtle.turnLeft()
   turtle.turnLeft()
   turtle.drop()
   turtle.turnRight()
+  turtle.turnRight()
+end
+
+local function findBufferChestOrientation()
+  for i=1, 3, 1 do
+    local inv = turtleUtils.getInventory('front')
+    if inv and #inv.list() == 0 then
+      return
+    end
+
+    turtle.turnRight()
+  end
+
+  error('buffer inventory not found (empty chest expected)')
 end
 
 local function main()
   turtle.select(1)
 
+  findBufferChestOrientation()
+
   print('> Waiting for left inventory (storage)')
-  local storageInventory = turtleUtils.waitForInventory('left', WAIT_INVENTORY_TIME)
+  local storageInventory = turtleUtils.waitForInventory('back', WAIT_INVENTORY_TIME)
 
   print('> Waiting for the front inventory (buffer chest)')
   local bufferInventory = turtleUtils.waitForInventory('front', WAIT_INVENTORY_TIME)
@@ -59,7 +76,7 @@ local function main()
   print('> coal-crafter process started')
 
   while true do
-    storageInventory = turtleUtils.waitForInventory('left', WAIT_INVENTORY_TIME)
+    storageInventory = turtleUtils.waitForInventory('back', WAIT_INVENTORY_TIME)
     bufferInventory = turtleUtils.waitForInventory('front', WAIT_INVENTORY_TIME)
 
     local coalEssenceSlot = waitForCoalEssence(storageInventory)