===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,373 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 2;
+	self.maxHealth = 2;
+	self.speed = 2;
+	self.fireRate = 120; // Fire every 2 seconds
+	self.fireTimer = Math.random() * 120; // Random initial fire delay
+	self.moveDirection = 1;
+	self.points = 100;
+	self.takeDamage = function () {
+		self.health--;
+		// Tint red briefly when hit
+		tween(graphics, {
+			tint: 0xff0000
+		}, {
+			duration: 200,
+			onFinish: function onFinish() {
+				graphics.tint = 0xffffff;
+			}
+		});
+		LK.getSound('enemyHit').play();
+		if (self.health <= 0) {
+			// Chance to drop powerup
+			if (Math.random() < 0.15) {
+				var powerup = new Powerup();
+				powerup.x = self.x;
+				powerup.y = self.y;
+				powerups.push(powerup);
+				game.addChild(powerup);
+			}
+			return true; // Enemy destroyed
+		}
+		return false;
+	};
+	self.update = function () {
+		self.y += self.speed;
+		// Fire at player occasionally
+		self.fireTimer--;
+		if (self.fireTimer <= 0) {
+			self.fireTimer = self.fireRate + Math.random() * 60;
+			var bullet = new EnemyBullet();
+			bullet.x = self.x;
+			bullet.y = self.y + 40;
+			enemyBullets.push(bullet);
+			game.addChild(bullet);
+		}
+	};
+	return self;
+});
+var EnemyBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('enemyBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 6;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var PlayerBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('playerBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -12;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var PlayerShip = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('playerShip', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 3;
+	self.maxHealth = 3;
+	self.speed = 8;
+	self.fireRate = 10; // Fire every 10 ticks
+	self.fireTimer = 0;
+	self.invulnerable = false;
+	self.invulnerabilityTimer = 0;
+	self.takeDamage = function () {
+		if (self.invulnerable) return false;
+		self.health--;
+		self.invulnerable = true;
+		self.invulnerabilityTimer = 120; // 2 seconds of invulnerability
+		// Flash effect
+		LK.effects.flashObject(self, 0xff0000, 500);
+		LK.getSound('playerHit').play();
+		if (self.health <= 0) {
+			return true; // Player died
+		}
+		return false;
+	};
+	self.update = function () {
+		// Handle invulnerability
+		if (self.invulnerable) {
+			self.invulnerabilityTimer--;
+			if (self.invulnerabilityTimer <= 0) {
+				self.invulnerable = false;
+			}
+			// Flicker effect
+			graphics.alpha = self.invulnerabilityTimer % 10 < 5 ? 0.3 : 1.0;
+		} else {
+			graphics.alpha = 1.0;
+		}
+		// Auto-fire
+		self.fireTimer--;
+		if (self.fireTimer <= 0) {
+			self.fireTimer = self.fireRate;
+			var bullet = new PlayerBullet();
+			bullet.x = self.x;
+			bullet.y = self.y - 50;
+			playerBullets.push(bullet);
+			game.addChild(bullet);
+			LK.getSound('shoot').play();
+		}
+	};
+	return self;
+});
+var Powerup = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('powerup', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 3;
+	self.bobTimer = 0;
+	self.initialY = 0;
+	self.update = function () {
+		self.y += self.speed;
+		// Bobbing animation
+		self.bobTimer += 0.2;
+		if (self.initialY === 0) self.initialY = self.y;
+		graphics.y = Math.sin(self.bobTimer) * 10;
+		// Rotate slowly
+		graphics.rotation += 0.1;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x000022
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var player;
+var playerBullets = [];
+var enemies = [];
+var enemyBullets = [];
+var powerups = [];
+var currentWave = 1;
+var enemiesInWave = 0;
+var enemiesDestroyed = 0;
+var waveSpawnTimer = 0;
+var gameStarted = false;
+var lives = 3;
+// UI Elements
+var scoreTxt = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0, 0);
+scoreTxt.x = 100;
+scoreTxt.y = 50;
+LK.gui.topLeft.addChild(scoreTxt);
+var wavesTxt = new Text2('Wave: 1', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+wavesTxt.anchor.set(1, 0);
+LK.gui.topRight.addChild(wavesTxt);
+var livesTxt = new Text2('Lives: 3', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+livesTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(livesTxt);
+// Initialize player
+player = game.addChild(new PlayerShip());
+player.x = 2048 / 2;
+player.y = 2732 - 150;
+// Touch controls
+var touchStartX = 0;
+var isDragging = false;
+game.down = function (x, y, obj) {
+	touchStartX = x;
+	isDragging = true;
+};
+game.move = function (x, y, obj) {
+	if (isDragging) {
+		var deltaX = x - touchStartX;
+		player.x += deltaX * 0.8;
+		// Keep player within screen bounds
+		var halfWidth = 60;
+		if (player.x < halfWidth) player.x = halfWidth;
+		if (player.x > 2048 - halfWidth) player.x = 2048 - halfWidth;
+		touchStartX = x;
+	}
+};
+game.up = function (x, y, obj) {
+	isDragging = false;
+};
+// Wave management
+function startNewWave() {
+	currentWave++;
+	enemiesInWave = Math.min(5 + currentWave * 2, 20);
+	enemiesDestroyed = 0;
+	waveSpawnTimer = 0;
+	wavesTxt.setText('Wave: ' + currentWave);
+	// Flash screen to indicate new wave
+	LK.effects.flashScreen(0x0044ff, 800);
+}
+function spawnEnemy() {
+	var enemy = new Enemy();
+	var formation = Math.floor(Math.random() * 3);
+	if (formation === 0) {
+		// Single enemy
+		enemy.x = Math.random() * (2048 - 200) + 100;
+		enemy.y = -50;
+	} else if (formation === 1) {
+		// Side formation
+		enemy.x = Math.random() < 0.5 ? 100 : 2048 - 100;
+		enemy.y = -50;
+	} else {
+		// Center formation
+		enemy.x = 2048 / 2 + (Math.random() - 0.5) * 400;
+		enemy.y = -50;
+	}
+	// Increase difficulty with waves
+	enemy.health += Math.floor(currentWave / 3);
+	enemy.speed += currentWave * 0.3;
+	enemy.fireRate = Math.max(60, enemy.fireRate - currentWave * 5);
+	enemies.push(enemy);
+	game.addChild(enemy);
+}
+// Main game update
+game.update = function () {
+	// Update score display
+	scoreTxt.setText('Score: ' + LK.getScore());
+	livesTxt.setText('Lives: ' + lives);
+	// Spawn enemies for current wave
+	if (enemies.length + enemiesDestroyed < enemiesInWave) {
+		waveSpawnTimer--;
+		if (waveSpawnTimer <= 0) {
+			spawnEnemy();
+			waveSpawnTimer = Math.max(30, 90 - currentWave * 3);
+		}
+	}
+	// Check if wave is complete
+	if (enemies.length === 0 && enemiesDestroyed >= enemiesInWave) {
+		LK.setTimeout(function () {
+			startNewWave();
+		}, 2000);
+	}
+	// Update player bullets
+	for (var i = playerBullets.length - 1; i >= 0; i--) {
+		var bullet = playerBullets[i];
+		if (bullet.y < -50) {
+			bullet.destroy();
+			playerBullets.splice(i, 1);
+			continue;
+		}
+		// Check collision with enemies
+		for (var j = enemies.length - 1; j >= 0; j--) {
+			var enemy = enemies[j];
+			if (bullet.intersects(enemy)) {
+				bullet.destroy();
+				playerBullets.splice(i, 1);
+				if (enemy.takeDamage()) {
+					LK.setScore(LK.getScore() + enemy.points);
+					enemy.destroy();
+					enemies.splice(j, 1);
+					enemiesDestroyed++;
+				}
+				break;
+			}
+		}
+	}
+	// Update enemies
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		var enemy = enemies[i];
+		// Remove enemies that go off screen
+		if (enemy.y > 2732 + 100) {
+			enemy.destroy();
+			enemies.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (enemy.intersects(player)) {
+			if (player.takeDamage()) {
+				lives--;
+				if (lives <= 0) {
+					LK.showGameOver();
+					return;
+				}
+			}
+			enemy.destroy();
+			enemies.splice(i, 1);
+			enemiesDestroyed++;
+		}
+	}
+	// Update enemy bullets
+	for (var i = enemyBullets.length - 1; i >= 0; i--) {
+		var bullet = enemyBullets[i];
+		if (bullet.y > 2732 + 50) {
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (bullet.intersects(player)) {
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+			if (player.takeDamage()) {
+				lives--;
+				if (lives <= 0) {
+					LK.showGameOver();
+					return;
+				}
+			}
+		}
+	}
+	// Update powerups
+	for (var i = powerups.length - 1; i >= 0; i--) {
+		var powerup = powerups[i];
+		if (powerup.y > 2732 + 50) {
+			powerup.destroy();
+			powerups.splice(i, 1);
+			continue;
+		}
+		// Check collision with player
+		if (powerup.intersects(player)) {
+			powerup.destroy();
+			powerups.splice(i, 1);
+			// Apply powerup effect
+			LK.setScore(LK.getScore() + 500);
+			player.fireRate = Math.max(3, player.fireRate - 2); // Faster firing
+			LK.getSound('powerupCollect').play();
+			// Visual effect
+			LK.effects.flashObject(player, 0x00ffff, 1000);
+		}
+	}
+};
+// Start background music
+LK.playMusic('bgmusic');
+// Initialize first wave
+enemiesInWave = 5;
+waveSpawnTimer = 60;
\ No newline at end of file