v1.21

• Fix for Binance restricted locations

v1.20

• Migrated to PlatformIO
• Source code released under the MIT license

v1.19

• Connection and stability improvements
• WebSocket client and JSON parser libraries update

v1.18

• Fix for Binance restricted locations

v1.17

• Automatically disconnect captive portal after first connection
• CryptoGadgets logo on boot

v1.16

• Bug fixes and performance improvements

v1.15

• Bugfix

v1.14

• Better initialization workflow

v1.13

• Better handling of default values on first boot
• Restore default values on factory reset

v1.12

• Added firmware version to OLED screen during boot
• Detect and resolve WiFi disconnections