J’ai gratté vite-fait un conteneur qui a l’air de se lancer :
$ docker run --rm -it --entrypoint lc-core lc-core-substrate
2021-07-15 21:32:25 Substrate Node
2021-07-15 21:32:25 ✌️ version 3.0.0-unknown-x86_64-linux-musl
2021-07-15 21:32:25 ❤️ by Substrate DevHub <https://github.com/substrate-developer-hub>, 2017-2021
2021-07-15 21:32:25 📋 Chain specification: Local Testnet
2021-07-15 21:32:25 🏷 Node name: uncovered-shop-7452
2021-07-15 21:32:25 👤 Role: FULL
2021-07-15 21:32:25 💾 Database: RocksDb at /root/.local/share/lc-core/chains/local_testnet/db
2021-07-15 21:32:25 ⛓ Native runtime: lc-core-100 (lc-core-1.tx1.au1)
2021-07-15 21:32:25 🔨 Initializing Genesis block/state (state: 0x1977…6482, header-hash: 0xead5…6f97)
2021-07-15 21:32:25 👴 Loading GRANDPA authority set from genesis on what appears to be first startup.
2021-07-15 21:32:25 ⏱ Loaded block-time = 6s from block 0xead586daa5151fc8b7ef3e8cca37bd2dafe27e7eb477438d526b77a8a70b6f97
2021-07-15 21:32:25 Using default protocol ID "sup" because none is configured in the chain specs
2021-07-15 21:32:25 🏷 Local node identity is: 12D3KooWLGWZXa8GGrqUQwLbGFsDmSZyhfMZAGtFzQefHpjuFRv3
2021-07-15 21:32:25 📦 Highest known block at #0
2021-07-15 21:32:25 〽️ Prometheus server started at 127.0.0.1:9615
2021-07-15 21:32:25 Listening for new connections on 127.0.0.1:9944.
2021-07-15 21:32:30 💤 Idle (0 peers), best: #0 (0xead5…6f97), finalized #0 (0xead5…6f97), ⬇ 0 ⬆ 0
2021-07-15 21:32:35 💤 Idle (0 peers), best: #0 (0xead5…6f97), finalized #0 (0xead5…6f97), ⬇ 0 ⬆ 0
2021-07-15 21:32:40 💤 Idle (0 peers), best: #0 (0xead5…6f97), finalized #0 (0xead5…6f97), ⬇ 0 ⬆ 0
2021-07-15 21:32:45 💤 Idle (0 peers), best: #0 (0xead5…6f97), finalized #0 (0xead5…6f97), ⬇ 0 ⬆ 0
Mais je ne sais pas trop quoi faire avec ensuite 