Key High/Low liquidity @sheersh

The Key High/Low ICT by sheersh169sharma indicator is designed to identify key liquidity levels across multiple timeframes and custom trading sessions. It provides precise visualization of historical highs and lows to assist in technical analysis.

## Key Features
* Multi-Timeframe Support: Automatically plots Previous Day, Week, 4-Hour, and 1-Hour levels.
* Custom Sessions: Supports up to 6 independently configurable time windows.
* Precise Anchoring: Lines originate exactly from the time the high or low formed.
* Mitigation Logic: Options to terminate lines upon price interaction or extend them indefinitely.

## Configuration Guide

### Standard Timeframes
Users can toggle and customize the following levels:
* Previous Day High/Low
* Previous Week High/Low
* Previous 4-Hour High/Low
* Previous 1-Hour High/Low

Each level allows for customization of visibility, color, and line style (Solid, Dashed, Dotted).

### Custom Sessions
The indicator supports 6 distinct custom sessions, ideal for defining specific market hours (e.g., Asia, London, New York).

Setup Instructions:
1. Navigate to the desired Session group in settings (e.g., Session 1).
2. Enable the session.
3. Define the time range in HHMM-HHMM format (e.g., 0930-1600).
4. Assign custom labels for identification.
5. Select line colors and styles.

### Extension Logic
The "Extend until Mitigated Only" setting controls how lines are drawn:
* Disabled (Default): Lines extend from the custom timeframe to the current chart bar.
* Enabled: Lines terminate strictly at the point where price touches the level.

### Visual Settings
* Line Width: Adjusts the thickness of all indicator lines globally.
* Labels: Text labels are positioned to the right of the lines to maintain chart clarity.