[
  {
    "search": "<canvas id=\"gameCanvas\" width=\"800\" height=\"400\"></canvas>",
    "replace": "<canvas id=\"gameCanvas\" width=\"800\" height=\"400\"></canvas>\n<div id=\"platform\" style=\"position: absolute; bottom: 10px; left: 0; width: 100%; height: 20px; background-color: #000;\"></div>"
  },
  {
    "search": "function updatePlayer() {",
    "replace": "function updatePlayer() {\n    checkCollision();"
  },
  {
    "search": "function draw() {",
    "replace": "function checkCollision() {\n    if (player.y + player.height >= canvas.height - 20) {\n        player.jumping = false;\n        player.y = canvas.height - player.height - 20;\n        player.velY = 0;\n    }\n}\n\nfunction draw() {"
  }
]