v.1.8.15

This release supersedes v1.8.14, so those release notes are included.

What's Changed

Enhancements

• ⭐️ Add screen wiper by @ryanckulp in #537
• ⭐️ Switches the gray matrix from 9 to 38 steps to improved gray photo rendering by @bitbank2 in #512
• Add buzzer with two-beep WiFi-reset confirmation by @joelhawksley in #402
• Add single and triple button feedback beeps to E1001 by @joelhawksley in #527

Performance

• Turned off autoreconnect on both 5Ghz modem and main chip by @GoReNeY in #401

Bug fixes

• ⭐️ Partially revert "WiFi fast connect using cached BSSID + channel (#439)" by @schrockwell in #557
• ⭐️ Gas gauge fixes by @GoReNeY in #540
• Reimplement X battery hotfix #554 on top of main by @schrockwell in #558
• Add backoff to 5-second fast polling; extract refresh interval logic by @ikraamg in #482
• Fix BWRY battery reading: measure voltage before turning on panel by @schrockwell in #567
• Fix portrait mode image problem on X by @bitbank2 in #561
• Detect image truncation during TCP reset by @schrockwell in #570
• Fix battery gauge graphic with estimated SOC by @schrockwell in #576

Refactoring

• Add printf attribute to logging functions and fix any warnings by @PGIII in #348
• Fix build warnings by @schrockwell in #520
• Refactor buzzer into class by @schrockwell in #522
• Extract readBatteryVoltage() into device-specific class tree by @schrockwell in #521
• Refactor setup process by @schrockwell in #525
• Refactor globals by @schrockwell in #528
• Refactor power by @schrockwell in #529
• Refactor utility functions: clock, NVS logs, filesystem by @schrockwell in #530
• Sync sdkconfig.TRMNL_X_dev by @MaXFalstein in #514
• Extract sensor logic into classes by @schrockwell in #541

New devices

• Add ESP32-C5 N8R8 for OG Gen2 by @schrockwell in #523
• Update OG Gen2 board to N8R4 by @schrockwell in #534
• Enable 5 GHz Wi-Fi on OG Gen2 by @schrockwell in #519

Dependencies

• Bump actions/setup-python from 6 to 7 in the actions group by @dependabot[bot] in #510

Other

• Fix PWMBuzzer for ESP-Arduino Core 3.x by @schrockwell in 7d83c8e

Full Changelog: v1.8.13...v1.8.15