Update v0.9.1

Performance Stabilization:

• More accurate cost pool;

• Protection against underselling items;

• Added dependencies for the most accurate evaluation of Killstreak items;

• Linked key prices directly to the backpack.tf API;

Notifications:

• Optional notification settings: so you only see what you need;

• Choice of notification delivery format: via DM/Server channel for Discord, or via bot DM for Telegram;

• “Daily Summary” at a set time: number of sales, daily P&L, inventory value;

Security:

• Add two-factor account authentication with backup codes;

• “Manual Transaction Approval” feature (“Settings” > “Notifications”) - to manually approve transactions when reviewing new purchases and wanting to control trades;

• Automatic token refresh from backpack.tf when the token expires;

• Fix for Steam rate limit overload and check of their load;

Trading Features:

• Update to the “Smart Sell” feature (“Bot Customization” - “Prices and Market”) - fixed thresholds to avoid illiquid items;

• “Match to Inventory” feature under “Purchase Limit” - automatically adjusts price, purchase quantity, and item count based on your bot’s inventory value;