Robot Monitor

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    <!-- three horizontal bars (layers) -->
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    <rect x="3"  y="25" width="18" height="5" rx="2.5" stroke-width="1.6"/>

    <!-- enlarged gear: Bootstrap gear scaled and moved to bottom-right -->
    <!-- center roughly at (30,29), outer radius ~8–9 -->
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      <!-- inner circle -->
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            stroke-width="0.9"/>

      <!-- outer cog with even teeth (from Bootstrap gear icon) -->
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