Bitcoin core docker compose + esplora

Hi, I would like to connect esplora to my bitcoin core node.

This is my actual docker compose but don't work:

```
services:
bitcoin_signet:
container_name: bitcoin_signet
image: bitcoin/bitcoin:latest
stop_grace_period: 1m
command:
- -printtoconsole=1
- -signet=1
- -server=1
- -txindex=1
- -rpcallowip=172.0.0.0/8
- -rpcbind=0.0.0.0
- -rpcauth=${RPCAUTH}
ports:
- 38332:38332
- 38333:38333
volumes:
- ./bitcoin:/home/bitcoin/.bitcoin
networks:
- bitcoin_signet_network
esplora_signet:
container_name: esplora_signet
image: blockstream/esplora:latest
build:
context: ./esplora
dockerfile: Dockerfile
stop_grace_period: 1m
command: /srv/explorer/run.sh bitcoin-signet explorer
ports:
- 8084:80
- 50001:50001
volumes:
- ./esplora_data:/data
environment:
ELECTRS_ARGS: --utxos-limit 1000000 --jsonrpc-import --cors '*' --daemon-rpc-addr bitcoin_signet:38332
networks:
- bitcoin_signet_network

networks:
bitcoin_signet_network:
name: bitcoin_signet_network
```