Move xrpld data paths from ./data/ to docker/telemetry/data/ so runtime
files stay within the docker telemetry directory. Add .gitignore to
exclude the data directory from version control.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Tempo is now the sole trace backend. Remove Jaeger all-in-one service
from docker-compose, otlp/jaeger exporter from OTel Collector config,
and Jaeger Grafana datasource provisioning file.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
