James L
5e0e3f538a
v1.0.5: Heltec V3 support, heap stability fix, TCP reconnection improvements
- Add Heltec WiFi LoRa 32 V3 board support (8MB flash, 8MB PSRAM)
- New heltec_V3_boundary build environment in platformio.ini
- Board auto-detection in flash.py (8MB=V3, 16MB=V4)
- V3 board definition in Boards.h
- Fix heap exhaustion causing watchdog reboots every ~70 min
- Lower boundary_mentioned_addresses cap from 512 to 200
- Heap now stable at ~38KB free (was draining to 0)
- TCP reconnection improvements in TcpInterface.h
- SO_LINGER(0) for clean socket teardown
- 10-minute read timeout prevents zombie connections
- Defensive client cleanup on accept
- Add heap telemetry instrumentation (HEAP-TEL) for monitoring
- Add level guards on TRACE/DEBUG macros in Log.h
- Update README for dual V3/V4 board support
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