===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,302 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1", {
+	highScore: 0
+});
+
+/**** 
+* Classes
+****/ 
+var Bird = Container.expand(function () {
+	var self = Container.call(this);
+	var birdSprite = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocity = 0;
+	self.gravity = 0.5;
+	self.jumpPower = -10;
+	self.rotation = 0;
+	self.dead = false;
+	self.flap = function () {
+		if (self.dead) return;
+		self.velocity = self.jumpPower;
+		LK.getSound('flap').play();
+		tween(self, {
+			rotation: -0.5
+		}, {
+			duration: 100,
+			easing: tween.easeOut
+		});
+	};
+	self.update = function () {
+		if (self.dead) return;
+		self.velocity += self.gravity;
+		self.y += self.velocity;
+		// Rotate bird based on velocity
+		if (self.velocity > 0) {
+			var targetRotation = Math.min(Math.PI / 2, self.velocity * 0.05);
+			tween.stop(self, {
+				rotation: true
+			});
+			tween(self, {
+				rotation: targetRotation
+			}, {
+				duration: 100,
+				easing: tween.linear
+			});
+		}
+	};
+	self.die = function () {
+		if (self.dead) return;
+		self.dead = true;
+		LK.getSound('hit').play();
+		tween.stop(self);
+	};
+	return self;
+});
+var Pipe = Container.expand(function () {
+	var self = Container.call(this);
+	self.topPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.bottomPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 0.0
+	});
+	self.speed = 4;
+	self.scored = false;
+	self.gapHeight = 250;
+	self.setGapPosition = function (yPos) {
+		self.topPipe.y = yPos - self.gapHeight / 2;
+		self.bottomPipe.y = yPos + self.gapHeight / 2;
+	};
+	self.update = function () {
+		self.x -= self.speed;
+	};
+	self.checkCollision = function (bird) {
+		if (bird.dead) return false;
+		// Convert positions to global space for collision check
+		var birdBounds = {
+			x: bird.x - 25,
+			y: bird.y - 17.5,
+			width: 50,
+			height: 35
+		};
+		var topPipeBounds = {
+			x: self.x - 50,
+			y: self.topPipe.y - self.topPipe.height,
+			width: 100,
+			height: self.topPipe.height
+		};
+		var bottomPipeBounds = {
+			x: self.x - 50,
+			y: self.bottomPipe.y,
+			width: 100,
+			height: self.bottomPipe.height
+		};
+		// Check if bird collides with either pipe
+		if (birdBounds.x + birdBounds.width > topPipeBounds.x && birdBounds.x < topPipeBounds.x + topPipeBounds.width && birdBounds.y < topPipeBounds.y + topPipeBounds.height && birdBounds.y + birdBounds.height > topPipeBounds.y) {
+			return true;
+		}
+		if (birdBounds.x + birdBounds.width > bottomPipeBounds.x && birdBounds.x < bottomPipeBounds.x + bottomPipeBounds.width && birdBounds.y < bottomPipeBounds.y + bottomPipeBounds.height && birdBounds.y + birdBounds.height > bottomPipeBounds.y) {
+			return true;
+		}
+		return false;
+	};
+	self.checkPassed = function (bird) {
+		if (self.scored || bird.dead) return false;
+		if (self.x + 50 < bird.x - 25) {
+			self.scored = true;
+			return true;
+		}
+		return false;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var bird;
+var pipes = [];
+var ground;
+var background;
+var gameStarted = false;
+var gameOver = false;
+var score = 0;
+var highScore = storage.highScore || 0;
+var pipeSpawnTimer = 0;
+var pipeSpawnInterval = 120; // frames (2 seconds at 60fps)
+// Setup UI
+var scoreTxt = new Text2('0', {
+	size: 100,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+scoreTxt.y = 50;
+var instructionsTxt = new Text2('Tap to flap!', {
+	size: 70,
+	fill: 0xFFFFFF
+});
+instructionsTxt.anchor.set(0.5, 0.5);
+LK.gui.center.addChild(instructionsTxt);
+var highScoreTxt = new Text2('High Score: ' + highScore, {
+	size: 50,
+	fill: 0xFFFFFF
+});
+highScoreTxt.anchor.set(0.5, 0);
+LK.gui.bottom.addChild(highScoreTxt);
+highScoreTxt.y = -100;
+// Create background
+background = LK.getAsset('background', {
+	anchorX: 0,
+	anchorY: 0,
+	x: 0,
+	y: 0
+});
+game.addChild(background);
+// Create ground
+ground = LK.getAsset('ground', {
+	anchorX: 0,
+	anchorY: 0,
+	x: 0,
+	y: 2732 - 100
+});
+game.addChild(ground);
+// Create bird
+bird = new Bird();
+bird.x = 400;
+bird.y = 2732 / 2;
+game.addChild(bird);
+// Function to start the game
+function startGame() {
+	if (gameStarted || gameOver) return;
+	gameStarted = true;
+	LK.gui.center.removeChild(instructionsTxt);
+	bird.flap();
+	// Play background music
+	LK.playMusic('gameMusic');
+}
+// Function to reset the game
+function resetGame() {
+	// Clear pipes
+	for (var i = 0; i < pipes.length; i++) {
+		game.removeChild(pipes[i]);
+	}
+	pipes = [];
+	// Reset bird
+	game.removeChild(bird);
+	bird = new Bird();
+	bird.x = 400;
+	bird.y = 2732 / 2;
+	game.addChild(bird);
+	// Reset game state
+	gameStarted = false;
+	gameOver = false;
+	score = 0;
+	pipeSpawnTimer = 0;
+	scoreTxt.setText("0");
+	// Show instructions again
+	LK.gui.center.addChild(instructionsTxt);
+}
+// Function to spawn a new pipe
+function spawnPipe() {
+	var pipe = new Pipe();
+	pipe.x = 2048 + 100; // Start off-screen to the right
+	// Random gap position between 20% and 80% of screen height
+	var minY = 2732 * 0.2;
+	var maxY = 2732 * 0.8 - 100; // Account for ground
+	var gapY = minY + Math.random() * (maxY - minY);
+	pipe.setGapPosition(gapY);
+	pipes.push(pipe);
+	game.addChild(pipe);
+}
+// Input events
+game.down = function (x, y, obj) {
+	if (!gameStarted) {
+		startGame();
+	} else if (!gameOver) {
+		bird.flap();
+	} else {
+		resetGame();
+	}
+};
+// Game update logic
+game.update = function () {
+	if (!gameStarted) return;
+	// Update bird
+	bird.update();
+	// Check if bird hits the ground or flies too high
+	if (bird.y > 2732 - 100 - 17.5 || bird.y < 0) {
+		if (!gameOver) {
+			gameOver = true;
+			bird.die();
+			// Update high score if needed
+			if (score > highScore) {
+				highScore = score;
+				storage.highScore = highScore;
+				highScoreTxt.setText('High Score: ' + highScore);
+			}
+			LK.showGameOver();
+		}
+		// Keep bird above ground
+		if (bird.y > 2732 - 100 - 17.5) {
+			bird.y = 2732 - 100 - 17.5;
+			bird.velocity = 0;
+		}
+		return;
+	}
+	// Spawn pipes
+	if (gameStarted && !gameOver) {
+		pipeSpawnTimer++;
+		if (pipeSpawnTimer >= pipeSpawnInterval) {
+			spawnPipe();
+			pipeSpawnTimer = 0;
+		}
+	}
+	// Update pipes and check collisions
+	for (var i = pipes.length - 1; i >= 0; i--) {
+		var pipe = pipes[i];
+		pipe.update();
+		// Remove pipes that have gone off screen
+		if (pipe.x < -100) {
+			game.removeChild(pipe);
+			pipes.splice(i, 1);
+			continue;
+		}
+		// Check if bird passed pipe for scoring
+		if (pipe.checkPassed(bird)) {
+			score++;
+			scoreTxt.setText(score.toString());
+			LK.setScore(score);
+			LK.getSound('score').play();
+		}
+		// Check for collision with pipes
+		if (pipe.checkCollision(bird)) {
+			if (!gameOver) {
+				gameOver = true;
+				bird.die();
+				// Update high score if needed
+				if (score > highScore) {
+					highScore = score;
+					storage.highScore = highScore;
+					highScoreTxt.setText('High Score: ' + highScore);
+				}
+				LK.showGameOver();
+			}
+		}
+	}
+};
\ No newline at end of file