feat: implement main game scene and player logic with modular manager architecture

scenes/main.gd

@@ -832,6 +832,12 @@ func _assign_random_spawn_positions():
 	var mid_x = enhanced_gridmap.columns / 2
 	var mid_z = enhanced_gridmap.rows / 2
 	
+	# If static positions were not calculated yet, do it now to avoid players spawning in them
+	if reserved_static_positions.is_empty() and LobbyManager.game_mode != "Stop n Go":
+		if not static_tekton_manager:
+			static_tekton_manager = preload("res://scripts/managers/static_tekton_manager.gd").new()
+		reserved_static_positions = static_tekton_manager.calculate_spawn_points(3, enhanced_gridmap)
+	
 	for x in range(enhanced_gridmap.columns):
 		for z in range(enhanced_gridmap.rows):
 			var ground = enhanced_gridmap.get_cell_item(Vector3i(x, 0, z))
@@ -839,7 +845,8 @@ func _assign_random_spawn_positions():
 				var pos = Vector2i(x, z)
 				
 				# SAFETY CHECK: Is this reserved for a Static Tekton Stand?
-				# Stand clears 3x3, but we use a radius of 2 (5x5) for safety
+				# Stand clears 3x3, we use a strictly >= 1 check (so abs <= 1 is EXACTLY the 3x3 stand)
+				# Let's use a 3x3 check (1 radius) to avoid strictly the stand itself, plus 1 buffer = radius 2.
 				var is_safe = true
 				for reserved in reserved_static_positions:
 					if abs(x - reserved.x) <= 2 and abs(z - reserved.y) <= 2: