✨ Features
- Sign in with your Steam account (with Steam Guard support — email or mobile code)
- Optional "Remember me" — credentials are encrypted with your OS's native encryption (Windows DPAPI via Electron's safeStorage) and stored only on your machine
- Detects Backpack Expanders in your backpack and uses them with one click
- Shows your current backpack slots and account type (Free / Premium), live-updating as expanders are used
- Full inventory tab — browse, search, and delete items Join/Leave TF2 toggle, so the app can talk to the Game Coordinator without you having to launch the game
- Built-in "Need backpack?" helper on the Backpack tab that opens the Steam Store purchase page for Backpack Expanders, with a quantity field