2/12/2026 copied from meshastic/firmware/variants/esp32s3/tbeam-s3-core
since that appeared in the build tree of a successfully operating binary:
jlpoole@jp /usr/local/src/meshtastic/firmware $ cd /usr/local/src/meshtastic/firmware
ls -1 .pio/build 2>/dev/null | egrep -i 'tbeam|t-beam|s3' | sort
tbeam-s3-core
jlpoole@jp /usr/local/src/meshtastic/firmware $