Multi-Pivot Plotter

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//📌 Manual Pivot Plotter (4 Sets: P, R1–R3, S1–S3)
// - Up to 4 indices
// - Each index: Name + P/S/R values
// - One shared Style block: colors, visibility, line width (applies to all indices)
// - Lines start at 00:00 UTC+8 and extend a few bars
// - Labels at line end or start, with optional "Index Name" and price value
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