document easily passing in cfg to docker run

README.md

@@ -51,6 +51,14 @@ $ goreleaser release --single-target --clean --snapshot --config signature-aggre
     • creating                                       archive=dist/linux_amd64/signature-aggregator_0.1.0-rc0-SNAPSHOT-3c2ae78_linux_amd64.tar.gz
   • docker images
     • building docker image                          image=avaplatform/signature-aggregator:v0.1.0-rc0-amd64
-...
-$ docker run avaplatform/signature-aggregator:v0.1.0-rc0-amd64
+```
+
+Then:
+
+```bash
+$ docker run -v $(pwd)/signature-aggregator/sample-signature-aggregator-config.json:/config.json avaplatform/signature-aggregator:v0.1.0-rc0-amd64 --config-file /config.json
+{"level":"info","timestamp":"2024-09-11T22:25:03.001Z","logger":"signature-aggregator","caller":"main/main.go:76","msg":"Initializing signature-aggregator"}
+{"level":"info","timestamp":"2024-09-11T22:25:03.001Z","logger":"signature-aggregator","caller":"main/main.go:79","msg":"Initializing app request network"}
+{"level":"debug","timestamp":"2024-09-11T22:25:03.086Z","logger":"p2p-network","caller":"dialer/dialer.go:52","msg":"creating dialer","throttleRPS":50,"dialTimeout":30000000000}
+{"level":"info","timestamp":"2024-09-11T22:25:03.086Z","logger":"signature-aggregator","caller":"main/main.go:134","msg":"Initialization complete"}
 ```