4カラムビジネスチュートリアルインフォグラフィック

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  "header": {
    "main_title": "[ChatGPTで画像を作るコツ]",
    "subtitle": "[良いプロンプトの書き方と、効果的な修正方法（2026年4月10日公開の要点）]",
    "top_right_badge": "OpenAI Academy / Creating images with ChatGPT"
  },
  "layout": {
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        "header": "[1 良いプロンプトの書き方 (1〜3文で簡潔に)]",
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        "icons": [
          "target",
          "landscape picture",
          "map pin",
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          "sliders"
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      {
        "color_theme": "green",
        "header": "[2 結果をよくする修正のコツ]",
        "item_count": 4,
        "icons": [
          "checkmark",
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          "A/B comparison"
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      {
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        "header": "[3 少し高度な使い方]",
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        "icons": [
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      {
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        "header": "[4 注意点]",
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        "icons": [
          "shield with check",
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    ],
    "footer": {
      "left_section": {
        "title": "[プロンプト例 (1〜3文)]",
        "item_count": 3,
        "thumbnails": [
          "orange tabby cat",
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      "right_section": {
        "title": "[ワークフロー]",
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