chore(cleanup): remove obsolete scripts and update paths for production deployment

- Remove dev/scripts/check-file-organization.sh (obsolete organization checker)
- Remove dev/scripts/community_onboarding.py (unused 559-line automation script)
- Update gpu_miner_host.py log path from /home/oib/windsurf/aitbc to /opt/aitbc
- Add service status and standardization badges to README.md

systemd/aitbc-gpu-registry.service

@@ -5,10 +5,12 @@ Wants=network.target
 
 [Service]
 Type=simple
-User=oib
-Group=oib
-WorkingDirectory=/opt/gpu-miner
-ExecStart=/usr/bin/python3 /opt/gpu-miner/gpu_registry_demo.py
+User=aitbc
+Group=aitbc
+WorkingDirectory=/opt/aitbc/apps/gpu-miner
+Environment=PATH=/opt/aitbc/apps/coordinator-api/.venv/bin
+Environment=PYTHONPATH=/opt/aitbc/apps/gpu-miner
+ExecStart=/opt/aitbc/apps/coordinator-api/.venv/bin/python /home/oib/windsurf/aitbc/dev/gpu/gpu_registry_demo.py
 Restart=always
 RestartSec=10
 StandardOutput=journal