fix: merge issues

shared/import.lua

@@ -1 +0,0 @@
-NDCore = exports["ND_Core"]:GetCoreObject()

shared/main.lua

@@ -1,30 +0,0 @@
-local startedResources = {}
-local callbacks = {}
-
-AddEventHandler("onResourceStart", function(resourceName)
-    startedResources[resourceName] = true
-    local callback = callbacks[resourceName]
-    if not callback then return end
-    callback(true)
-end)
-
-AddEventHandler("onResourceStop", function(resourceName)
-    startedResources[resourceName] = nil
-    local callback = callbacks[resourceName]
-    if not callback then return end
-    callback(false)
-end)
-
-function isResourceStarted(resourceName, cb)
-    local started = GetResourceState(resourceName) == "started"
-    startedResources[resourceName] = started
-
-    if cb then
-        callbacks[resourceName] = cb
-        cb(started)
-    end
-    
-    return started
-end
-
-exports("isResourceStarted", isResourceStarted)