===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,270 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Cannon = Container.expand(function () {
+	var self = Container.call(this);
+	var cannonGraphics = self.attachAsset('cannon', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	return self;
+});
+var Debris = Container.expand(function () {
+	var self = Container.call(this);
+	var debrisGraphics = self.attachAsset('debris', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = Math.random() * 4 + 3;
+	self.rotationSpeed = (Math.random() - 0.5) * 0.2;
+	self.update = function () {
+		self.y += self.speed;
+		self.rotation += self.rotationSpeed;
+	};
+	return self;
+});
+var Laser = Container.expand(function () {
+	var self = Container.call(this);
+	var laserGraphics = self.attachAsset('laser', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.speed = -12;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Meteor = Container.expand(function () {
+	var self = Container.call(this);
+	var meteorGraphics = self.attachAsset('meteor', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 10;
+	self.maxHealth = 10;
+	self.speed = 2;
+	self.lastHitTime = 0;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	self.takeDamage = function () {
+		self.health--;
+		self.lastHitTime = LK.ticks;
+		LK.effects.flashObject(self, 0xff0000, 200);
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x000022
+});
+
+/**** 
+* Game Code
+****/ 
+// Game state variables
+var currentLevel = 1;
+var totalLevels = 5;
+var gameState = 'playing'; // 'playing', 'levelComplete', 'gameComplete'
+// Game objects
+var cannon = null;
+var currentMeteor = null;
+var lasers = [];
+var debrisList = [];
+// Timing variables
+var levelStartTime = 0;
+var levelDuration = 30 * 60; // 30 seconds at 60 FPS
+var lastDebrisSpawnTime = 0;
+var debrisSpawnInterval = 3 * 60; // 3 seconds at 60 FPS
+// UI elements
+var levelText = new Text2('Level 1', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+levelText.anchor.set(0.5, 0);
+LK.gui.top.addChild(levelText);
+levelText.y = 100;
+var healthText = new Text2('Meteor Health: 10', {
+	size: 60,
+	fill: 0xFF6666
+});
+healthText.anchor.set(0, 0);
+LK.gui.topRight.addChild(healthText);
+healthText.x = -400;
+healthText.y = 100;
+var timeText = new Text2('Time: 30', {
+	size: 60,
+	fill: 0x66FF66
+});
+timeText.anchor.set(1, 0);
+LK.gui.topRight.addChild(timeText);
+timeText.x = -50;
+timeText.y = 180;
+// Initialize cannon
+cannon = game.addChild(new Cannon());
+cannon.x = 2048 / 2;
+cannon.y = 2732 - 100;
+function startLevel(level) {
+	// Clear existing objects
+	for (var i = lasers.length - 1; i >= 0; i--) {
+		lasers[i].destroy();
+		lasers.splice(i, 1);
+	}
+	for (var j = debrisList.length - 1; j >= 0; j--) {
+		debrisList[j].destroy();
+		debrisList.splice(j, 1);
+	}
+	if (currentMeteor) {
+		currentMeteor.destroy();
+	}
+	// Create new meteor for this level
+	currentMeteor = game.addChild(new Meteor());
+	currentMeteor.x = Math.random() * (2048 - 300) + 150;
+	currentMeteor.y = 200;
+	// Scale meteor health and size based on level
+	var levelMultiplier = 1 + (level - 1) * 0.5;
+	currentMeteor.health = Math.floor(10 * levelMultiplier);
+	currentMeteor.maxHealth = currentMeteor.health;
+	currentMeteor.scaleX = levelMultiplier;
+	currentMeteor.scaleY = levelMultiplier;
+	currentMeteor.speed = 1 + (level - 1) * 0.3;
+	// Reset timing
+	levelStartTime = LK.ticks;
+	lastDebrisSpawnTime = LK.ticks;
+	// Update UI
+	levelText.setText('Level ' + level);
+	healthText.setText('Meteor Health: ' + currentMeteor.health);
+	gameState = 'playing';
+}
+function createDebris() {
+	if (!currentMeteor) return;
+	var debris = game.addChild(new Debris());
+	debris.x = currentMeteor.x + (Math.random() - 0.5) * 200;
+	debris.y = currentMeteor.y + 50;
+	debrisList.push(debris);
+	LK.getSound('debris_spawn').play();
+}
+function fireLaser() {
+	var laser = game.addChild(new Laser());
+	laser.x = cannon.x;
+	laser.y = cannon.y - 40;
+	lasers.push(laser);
+	LK.getSound('laser_shoot').play();
+}
+// Input handling
+var isFiring = false;
+var fireTimer = 0;
+var fireRate = 10; // Fire every 10 ticks (6 times per second)
+game.down = function (x, y, obj) {
+	isFiring = true;
+	fireTimer = 0;
+};
+game.up = function (x, y, obj) {
+	isFiring = false;
+};
+game.move = function (x, y, obj) {
+	cannon.x = x;
+	// Keep cannon within screen bounds
+	if (cannon.x < 60) cannon.x = 60;
+	if (cannon.x > 2048 - 60) cannon.x = 2048 - 60;
+};
+// Start first level
+startLevel(1);
+game.update = function () {
+	if (gameState !== 'playing') return;
+	// Handle continuous firing
+	if (isFiring) {
+		fireTimer++;
+		if (fireTimer >= fireRate) {
+			fireLaser();
+			fireTimer = 0;
+		}
+	}
+	// Update time display
+	var timeRemaining = Math.max(0, Math.ceil((levelDuration - (LK.ticks - levelStartTime)) / 60));
+	timeText.setText('Time: ' + timeRemaining);
+	// Check for level timeout
+	if (LK.ticks - levelStartTime >= levelDuration) {
+		// Time's up - game over
+		LK.showGameOver();
+		return;
+	}
+	// Spawn debris periodically
+	if (currentMeteor && LK.ticks - lastDebrisSpawnTime >= debrisSpawnInterval) {
+		createDebris();
+		lastDebrisSpawnTime = LK.ticks;
+	}
+	// Update and check lasers
+	for (var i = lasers.length - 1; i >= 0; i--) {
+		var laser = lasers[i];
+		// Remove lasers that go off screen
+		if (laser.y < -50) {
+			laser.destroy();
+			lasers.splice(i, 1);
+			continue;
+		}
+		// Check laser-meteor collision
+		if (currentMeteor && laser.intersects(currentMeteor)) {
+			currentMeteor.takeDamage();
+			healthText.setText('Meteor Health: ' + currentMeteor.health);
+			laser.destroy();
+			lasers.splice(i, 1);
+			LK.getSound('meteor_hit').play();
+			// Check if meteor is destroyed
+			if (currentMeteor.health <= 0) {
+				currentMeteor.destroy();
+				currentMeteor = null;
+				// Level complete
+				currentLevel++;
+				if (currentLevel > totalLevels) {
+					// Game complete
+					LK.showYouWin();
+				} else {
+					// Start next level after brief delay
+					LK.setTimeout(function () {
+						startLevel(currentLevel);
+					}, 1000);
+				}
+			}
+			continue;
+		}
+	}
+	// Update and check debris
+	for (var j = debrisList.length - 1; j >= 0; j--) {
+		var debris = debrisList[j];
+		// Remove debris that go off screen
+		if (debris.y > 2732 + 50) {
+			debris.destroy();
+			debrisList.splice(j, 1);
+			continue;
+		}
+		// Check debris-cannon collision
+		if (debris.intersects(cannon)) {
+			// Game over
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+			return;
+		}
+		// Check debris-laser collision
+		for (var k = lasers.length - 1; k >= 0; k--) {
+			var laser = lasers[k];
+			if (debris.intersects(laser)) {
+				// Destroy both debris and laser
+				debris.destroy();
+				debrisList.splice(j, 1);
+				laser.destroy();
+				lasers.splice(k, 1);
+				break;
+			}
+		}
+	}
+};
\ No newline at end of file