feat: Implement the main game scene, core logic, UI, and manager setup for Tekton Dash.

scripts/tekton_controller.gd

@@ -0,0 +1,70 @@
+extends Node
+
+# TektonController - AI for Tekton NPC
+# Handles random movement logic.
+
+@export var move_interval_min: float = 2.0
+@export var move_interval_max: float = 5.0
+
+var tekton: Node3D
+var enhanced_gridmap: Node
+var timer: Timer
+var rng = RandomNumberGenerator.new()
+
+func _ready():
+	if not is_multiplayer_authority():
+		set_process(false)
+		return # Only server/authority runs AI
+		
+	tekton = get_parent()
+	# Wait for tekton to be ready and have gridmap
+	await get_tree().create_timer(1.0).timeout
+	enhanced_gridmap = tekton.enhanced_gridmap
+	
+	rng.randomize()
+	
+	# Setup Timer
+	timer = Timer.new()
+	add_child(timer)
+	timer.one_shot = true
+	timer.timeout.connect(_on_timer_timeout)
+	_start_timer()
+
+func _start_timer():
+	var time = rng.randf_range(move_interval_min, move_interval_max)
+	timer.start(time)
+
+func _on_timer_timeout():
+	if not is_instance_valid(tekton) or not is_instance_valid(enhanced_gridmap):
+		return
+		
+	_attempt_move()
+	_start_timer()
+
+func _attempt_move():
+	if tekton.is_moving: return
+	
+	var neighbors = enhanced_gridmap.get_neighbors(tekton.current_position, 0)
+	var valid_moves = []
+	
+	for n in neighbors:
+		if n.is_walkable:
+			if _is_occupied(n.position):
+				continue
+			valid_moves.append(n.position)
+			
+	if valid_moves.size() > 0:
+		var target = valid_moves[rng.randi() % valid_moves.size()]
+		tekton.move_to(target)
+
+func _is_occupied(pos: Vector2i) -> bool:
+	var players = get_tree().get_nodes_in_group("Players")
+	for p in players:
+		if p.current_position == pos:
+			return true
+	# Also check other Tektons?
+	var tektons = get_tree().get_nodes_in_group("Tektons")
+	for t in tektons:
+		if t != tekton and t.current_position == pos:
+			return true
+	return false