Environment manager base architecture implemented

env_manager/config/utils/utils.lua

@@ -0,0 +1,9 @@
+function check_nodes(config)
+    for env, cfg in pairs(config.environments) do 
+        for comp, opt in pairs(cfg.components) do 
+            assert(config.nodes[comp] ~= nil, "not all nodes presented.")
+            assert(opt.lib ~= nil, "not library provided.")
+            assert(opt.class ~= nil, "not class provided.")
+        end
+    end
+end