Level Marking - Day Levels, Fib, Swing high Low)

Plots key day levels: previous day PH/PL/PC and live current CH/CL, each as extend-right lines with optional dashed style and right-side zig-zag price labels.

Adds “Golden Fib” 0.5 & 0.618 from the prior day’s High–Low (you can flip Low→High or High→Low to match TV’s Fib tool).

Marks fast swings (3-bar) with blue boxes that trail the latest price—great for quick scalps.

Marks slow swings (7-bar) with red horizontal lines extended to the right; price labels sit at the line ends.

Everything updates in real time each bar and respects TradingView’s future-object limits.