{
    "name": "2048 Game",
    "short_name": "2048",
    "description": "Classic 2048 puzzle game with multiple grid sizes",
    "start_url": "/2048/",
    "display": "standalone",
    "background_color": "#667eea",
    "theme_color": "#ff6b6b",
    "orientation": "portrait",
    "categories": ["games", "entertainment"],
    "lang": "ja",
    "scope": "/2048/",
    "prefer_related_applications": false,
    "icons": [
        {
            "src": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAMAAAADACAYAAABS3GwHAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAdgAAAHYBTnsmCAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAA==",
            "sizes": "192x192",
            "type": "image/png",
            "purpose": "any maskable"
        },
        {
            "src": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAgAAAAIACAYAAAD0eNT6AAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAdgAAAHYBTnsmCAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAA==",
            "sizes": "512x512",
            "type": "image/png",
            "purpose": "any maskable"
        }
    ]
}