Chart Trading, Multiple API Management, and Screener

Chart Trading: Fast placement of limit and stop orders directly from the chart widget.

Multiple API Management: Support for adding and managing multiple exchange API keys.

Screener: Upgraded "Quotes" widget with UI and naming optimization.

Screener Filters: Price, percentage change, and trading volume filters for efficient asset discovery.

Position Bar: Automatic synchronization of USD display values when the DOM is in USD mode.

Authentication UI: Improved login and registration processes.