Gann N-Bar Swing Chart

What it shows:
- Solid swing lines connecting confirmed turns (green=upswing, red=downswing)
- Dashed line for the active in-progress swing
- H/L labels at each confirmed turn (High/Low)
- Bar coloring by current swing direction
- Swing N input in settings to toggle between minor (1), intermediate (2), and major (3) swings

Note: line/label count is capped at 500 each by TradingView — on long charts, oldest markers
auto-delete.