Added player and a basic test level

Entities/Player/player_state_scripts/ground_movement/run_state.gd

@@ -0,0 +1,53 @@
+extends NodeState
+
+@export var player: Player
+@export var animatedSprite2D: AnimatedSprite2D
+
+const GRAVITY = player.GRAVITY
+@onready var speed = player.speed
+@onready var maxSpeed = player.maxSpeed
+
+@warning_ignore("unused_parameter")
+func on_process(delta: float) -> void:
+	pass
+
+func on_phyisics_process(delta: float) -> void:
+	var direction = GameInputEvents.movement_input()
+	
+	if direction:
+		player.velocity.x += direction * speed * delta
+		player.velocity.x = clamp(player.velocity.x, -maxSpeed, maxSpeed)
+	
+	if direction != 0:
+		animatedSprite2D.flip_h = false if direction > 0 else true
+	
+	
+	transition_states(direction)
+	
+
+func enter() -> void:
+	animatedSprite2D.play("Run")
+
+func exit() -> void:
+	animatedSprite2D.stop()
+
+func transition_states(direction) -> void:
+	
+	
+	#transition states
+	
+	#fall state
+	if !player.is_on_floor():
+		transition.emit("fall")
+	
+	#idle state
+	if direction == 0:
+		transition.emit("idle")
+	
+	#jump state
+	if GameInputEvents.jump_input():
+		transition.emit("jump")
+	#Crouch state
+	#TODO make work better
+	if GameInputEvents.crouch_input():
+		transition.emit("crouchwalk")