v3.0.0 - Network Profiles, Toast Notifications, UI Polish

What's New in v3.0.0

Network Profiles

• Create DNS profiles linked to specific Wi-Fi networks or Ethernet adapters
• Auto-detect current Wi-Fi SSID or Ethernet adapter name
• Auto-Switch: automatically apply DNS when connecting to recognized networks
• Confirmation dialog when Auto-Switch is disabled
• Profile icon selector with 10 emoji options

Toast Notifications

• Desktop-level notifications at screen bottom-right corner
• Auto-dismiss after 3 seconds with smooth slide-in and fade-out animations
• Non-blocking — don't steal focus from the main window
• Stack multiple toasts vertically

UI Polish

• Animated dialogs with smooth fade-in on all frameless dialogs
• Improved hover effects on Manage DNS, Sort, and Smart Connect buttons
• Frameless dialogs with custom title bars, drag-to-move, and rounded corners
• Consistent border-radius, padding, and spacing across all components

Improved DNS Management

• Network profile detection always runs in background
• Auto Switch setting only controls apply behavior, not detection
• Smart Connect result shown as toast notification

Other

• Updated README for v3.0.0
• Added Persian translations for network profiles
• New SVG icons: profile.svg, globe.svg