Use Go 1.23 for source builds (#1907)

default.env

@@ -163,7 +163,7 @@ MEV_NODE=http://mev-boost:18550
 
 # You can set specific version targets and choose binary or compiled from source builds below,
 # via "Dockerfile.binary" or "Dockerfile.source"
-# These settings are only migrated when running "./ethd update --keep-targets"
+# These settings can be reset to defaults with "./ethd update --refresh-targets"
 # The default source build targets build from the latest github tag
 
 # Eth Docker updates its code to latest by default.

erigon/Dockerfile.source

@@ -1,5 +1,5 @@
 # Build Erigon in a stock Go build container
-FROM golang:1.22-alpine AS builder
+FROM golang:1.23-alpine AS builder
 
 # Unused, this is here to avoid build time complaints
 ARG DOCKER_TAG

flashbots/Dockerfile.source

@@ -1,5 +1,5 @@
 # Build in a stock Go build container
-FROM golang:1.22-alpine AS builder
+FROM golang:1.23-alpine AS builder
 
 # Unused, this is here to avoid build time complaints
 ARG DOCKER_TAG

geth/Dockerfile.source

@@ -1,5 +1,5 @@
 # Build Geth in a stock Go build container
-FROM golang:1.22-alpine AS builder
+FROM golang:1.23-alpine AS builder
 
 # Unused, this is here to avoid build time complaints
 ARG DOCKER_TAG

prysm/Dockerfile.source

@@ -1,5 +1,5 @@
 # Build Prysm in a stock Go build container
-FROM golang:1.22-bookworm AS builder
+FROM golang:1.23-bookworm AS builder
 
 # Here only to avoid build-time errors
 ARG DOCKER_TAG