v1.9.0

• Rebuilt LVGL UI: chat view, messages, home, settings, contacts, nodes; support LXMFace avatars
• Async TCP delivery and multi-WiFi STA with selected-profile reconnect backoff
• Hardened LXMF queued delivery, identity, and dual-backend storage
• Boot backlight fix; non-blocking firmware update check; BLE/input refinements
• Thanks to @drkhsh for PR #30, #31, #32, #34, #35, #36, #37, #40, #43, and more.