The indicator has been completely rewritten.
Improved calculation of horizontal and vertical lines.
A menu for changing the properties of the selected line has been added; for horizontal lines, just click on the line on the right side of the graph; for vertical lines, just click on the line at the bottom of the graph.

Optimization of the code.
Removed unnecessary elements.

Code optimization for new build terminal

Code optimization
Error correction

The indicator is completely rewritten and updated.

Added new parameter Prefix, which allows to run several indicator instances on one chart.