Initial Balance (IB)

This script marks the initial balance and extends the high and low lines. Times are calculated using the time zone parameter and non-trading times, like weekends and holidays, are handled correctly.

릴리즈 노트:

- Fixed a major calculation bug
- Added drawing of past initial balances
- Simplified code
- Simplified usage
- Improved speed

릴리즈 노트:

Added parameter to also show the IB mid level.

릴리즈 노트:

- Update to Pine script V5
- Added parameters to show configurable IB extension
- Added labels showing the IB levels at the current candle

릴리즈 노트:

- Added missing IB extension labels
- Added parameters to configure session end

릴리즈 노트:

Fixed label placement and start of extensions.

릴리즈 노트:

Added more extensions and option to fill initial balance.

릴리즈 노트:

Added IB range label at the end of the initial balance.