===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,320 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 2;
+	self.direction = 1;
+	self.moveDownDistance = 60;
+	self.shootChance = 0.001;
+	self.points = 10;
+	self.lastShoot = 0;
+	self.update = function () {
+		self.x += self.speed * self.direction;
+		// Random shooting
+		if (Math.random() < self.shootChance && LK.ticks - self.lastShoot > 60) {
+			var bullet = new EnemyBullet();
+			bullet.x = self.x;
+			bullet.y = self.y + 30;
+			enemyBullets.push(bullet);
+			game.addChild(bullet);
+			self.lastShoot = LK.ticks;
+		}
+	};
+	self.moveDown = function () {
+		self.y += self.moveDownDistance;
+		self.direction *= -1;
+	};
+	return self;
+});
+var EnemyBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('enemyBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 8;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 8;
+	self.lastShoot = 0;
+	self.shootDelay = 15;
+	self.lives = 3;
+	self.invulnerable = false;
+	self.invulnerableTime = 0;
+	self.shoot = function () {
+		if (LK.ticks - self.lastShoot > self.shootDelay) {
+			var bullet = new PlayerBullet();
+			bullet.x = self.x;
+			bullet.y = self.y - 40;
+			playerBullets.push(bullet);
+			game.addChild(bullet);
+			self.lastShoot = LK.ticks;
+			LK.getSound('shoot').play();
+		}
+	};
+	self.takeDamage = function () {
+		if (!self.invulnerable) {
+			self.lives--;
+			self.invulnerable = true;
+			self.invulnerableTime = LK.ticks + 120; // 2 seconds of invulnerability
+			LK.effects.flashObject(self, 0xff0000, 500);
+			LK.getSound('playerHit').play();
+			livesText.setText('Lives: ' + self.lives);
+			if (self.lives <= 0) {
+				LK.showGameOver();
+			}
+		}
+	};
+	self.update = function () {
+		if (self.invulnerable && LK.ticks > self.invulnerableTime) {
+			self.invulnerable = false;
+		}
+		// Auto-shoot
+		self.shoot();
+	};
+	return self;
+});
+var PlayerBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('playerBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -12;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	var powerupGraphics = self.attachAsset('powerup', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 3;
+	self.type = 'rapidfire'; // Default type
+	self.update = function () {
+		self.y += self.speed;
+		self.rotation += 0.1;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x000033
+});
+
+/**** 
+* Game Code
+****/ 
+var player = new Player();
+player.x = 1024;
+player.y = 2500;
+game.addChild(player);
+var playerBullets = [];
+var enemyBullets = [];
+var enemies = [];
+var powerups = [];
+var currentWave = 1;
+var enemiesKilled = 0;
+var waveEnemyCount = 0;
+var dragNode = null;
+var rapidFireEndTime = 0;
+// UI Elements
+var scoreText = new Text2('Score: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0, 0);
+scoreText.x = 50;
+scoreText.y = 50;
+LK.gui.topLeft.addChild(scoreText);
+var livesText = new Text2('Lives: 3', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+livesText.anchor.set(1, 0);
+LK.gui.topRight.addChild(livesText);
+var waveText = new Text2('Wave: 1', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+waveText.anchor.set(0.5, 0);
+LK.gui.top.addChild(waveText);
+function spawnWave() {
+	enemies = [];
+	var rows = Math.min(3 + Math.floor(currentWave / 3), 6);
+	var cols = Math.min(6 + Math.floor(currentWave / 2), 10);
+	waveEnemyCount = rows * cols;
+	enemiesKilled = 0;
+	var startX = (2048 - (cols - 1) * 120) / 2;
+	var startY = 200;
+	for (var row = 0; row < rows; row++) {
+		for (var col = 0; col < cols; col++) {
+			var enemy = new Enemy();
+			enemy.x = startX + col * 120;
+			enemy.y = startY + row * 80;
+			enemy.speed = 1 + currentWave * 0.3;
+			enemy.shootChance = 0.0005 + currentWave * 0.0002;
+			enemies.push(enemy);
+			game.addChild(enemy);
+		}
+	}
+	waveText.setText('Wave: ' + currentWave);
+}
+function checkWaveComplete() {
+	if (enemiesKilled >= waveEnemyCount) {
+		currentWave++;
+		LK.setTimeout(function () {
+			spawnWave();
+		}, 2000);
+	}
+}
+function handleMove(x, y, obj) {
+	if (dragNode) {
+		dragNode.x = Math.max(40, Math.min(2008, x));
+	}
+}
+game.move = handleMove;
+game.down = function (x, y, obj) {
+	dragNode = player;
+	handleMove(x, y, obj);
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+game.update = function () {
+	// Check if rapid fire is active
+	var isRapidFire = LK.ticks < rapidFireEndTime;
+	if (isRapidFire) {
+		player.shootDelay = 5;
+	} else {
+		player.shootDelay = 15;
+	}
+	// Update player bullets
+	for (var i = playerBullets.length - 1; i >= 0; i--) {
+		var bullet = playerBullets[i];
+		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
+		// Remove bullets that go off screen
+		if (bullet.lastY >= -10 && bullet.y < -10) {
+			bullet.destroy();
+			playerBullets.splice(i, 1);
+			continue;
+		}
+		// Check collision with enemies
+		var hitEnemy = false;
+		for (var j = enemies.length - 1; j >= 0; j--) {
+			if (bullet.intersects(enemies[j])) {
+				LK.setScore(LK.getScore() + enemies[j].points);
+				scoreText.setText('Score: ' + LK.getScore());
+				LK.getSound('enemyHit').play();
+				// Chance to drop power-up
+				if (Math.random() < 0.1) {
+					var powerup = new PowerUp();
+					powerup.x = enemies[j].x;
+					powerup.y = enemies[j].y;
+					powerups.push(powerup);
+					game.addChild(powerup);
+				}
+				enemies[j].destroy();
+				enemies.splice(j, 1);
+				enemiesKilled++;
+				hitEnemy = true;
+				break;
+			}
+		}
+		if (hitEnemy) {
+			bullet.destroy();
+			playerBullets.splice(i, 1);
+			continue;
+		}
+		bullet.lastY = bullet.y;
+	}
+	// Update enemy bullets
+	for (var i = enemyBullets.length - 1; i >= 0; i--) {
+		var bullet = enemyBullets[i];
+		if (bullet.lastY === undefined) bullet.lastY = bullet.y;
+		// Remove bullets that go off screen
+		if (bullet.lastY <= 2742 && bullet.y > 2742) {
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (bullet.intersects(player)) {
+			player.takeDamage();
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+			continue;
+		}
+		bullet.lastY = bullet.y;
+	}
+	// Update enemies
+	var shouldMoveDown = false;
+	for (var i = 0; i < enemies.length; i++) {
+		var enemy = enemies[i];
+		if (enemy.x <= 60 || enemy.x >= 1988) {
+			shouldMoveDown = true;
+			break;
+		}
+	}
+	if (shouldMoveDown) {
+		for (var i = 0; i < enemies.length; i++) {
+			enemies[i].moveDown();
+		}
+	}
+	// Check if enemies reached player
+	for (var i = 0; i < enemies.length; i++) {
+		if (enemies[i].y > 2300 && enemies[i].intersects(player)) {
+			player.takeDamage();
+		}
+	}
+	// Update power-ups
+	for (var i = powerups.length - 1; i >= 0; i--) {
+		var powerup = powerups[i];
+		if (powerup.lastY === undefined) powerup.lastY = powerup.y;
+		// Remove power-ups that go off screen
+		if (powerup.lastY <= 2742 && powerup.y > 2742) {
+			powerup.destroy();
+			powerups.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (powerup.intersects(player)) {
+			if (powerup.type === 'rapidfire') {
+				rapidFireEndTime = LK.ticks + 300; // 5 seconds of rapid fire
+			}
+			LK.getSound('powerupCollect').play();
+			powerup.destroy();
+			powerups.splice(i, 1);
+			continue;
+		}
+		powerup.lastY = powerup.y;
+	}
+	checkWaveComplete();
+};
+// Start first wave
+spawnWave();
\ No newline at end of file