Update main.py

main.py

@@ -1,5 +1,5 @@
 """
-BuildSustain - Main Module (Fixed Version)
+BuildSustain - Main Module
 
 This is the main module for the BuildSustain application. It serves as the central
 orchestrator for the application, handling navigation between different modules and managing
@@ -109,8 +109,10 @@ class BuildSustain:
                 },
                 "internal_loads": {
                     "people": [],
-                    "lighting": {},
-                    "equipment": {}
+                    "lighting": [],
+                    "equipment": [],
+                    "ventilation_infiltration": [],
+                    "schedules": {}
                 },
                 "hvac_loads": {
                     "cooling": {