simulators/eth2/beacon: api first changes

simulators/beacon/api/Dockerfile

@@ -0,0 +1,18 @@
+# Build the simulator binary
+FROM golang:1-alpine AS builder
+RUN apk --no-cache add gcc musl-dev linux-headers cmake make clang build-base clang-static clang-dev
+
+# Prepare workspace.
+# Note: the build context of this simulator image is the parent directory!
+ADD . /source
+
+# Build within simulator folder
+WORKDIR /source
+RUN go build -o ./sim .
+
+# Build the runner container.
+FROM alpine:latest
+ADD . /
+COPY --from=builder /source/sim /
+
+ENTRYPOINT ["./sim"]

simulators/beacon/api/go.mod

@@ -0,0 +1,34 @@
+module github.com/ethereum/hive/simulators/beacon/api
+
+go 1.20
+
+require (
+	github.com/ethereum/hive v0.0.0-20230516150403-448156fa839e
+	github.com/golang/snappy v0.0.4
+	github.com/holiman/uint256 v1.2.1
+	github.com/pkg/errors v0.9.1
+	github.com/protolambda/zrnt v0.30.0
+	github.com/protolambda/ztyp v0.2.2
+	gopkg.in/yaml.v3 v3.0.1
+)
+
+require (
+	github.com/btcsuite/btcd/btcec/v2 v2.3.2 // indirect
+	github.com/deckarep/golang-set/v2 v2.1.0 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0 // indirect
+	github.com/ethereum/go-ethereum v1.11.4 // indirect
+	github.com/go-ole/go-ole v1.2.6 // indirect
+	github.com/go-stack/stack v1.8.1 // indirect
+	github.com/gorilla/websocket v1.5.0 // indirect
+	github.com/kilic/bls12-381 v0.1.0 // indirect
+	github.com/minio/sha256-simd v0.1.0 // indirect
+	github.com/protolambda/bls12-381-util v0.0.0-20210720105258-a772f2aac13e // indirect
+	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
+	github.com/syndtr/goleveldb v1.0.1-0.20220614013038-64ee5596c38a // indirect
+	github.com/tklauser/go-sysconf v0.3.11 // indirect
+	github.com/tklauser/numcpus v0.6.0 // indirect
+	github.com/yusufpapurcu/wmi v1.2.2 // indirect
+	golang.org/x/crypto v0.4.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
+)