Merge the ethrex builder stack into the Gloas stack

Cargo.toml

@@ -95,7 +95,7 @@ lh-eth2 = { package = "eth2", git = "https://github.com/sigp/lighthouse", rev =
 lh-kzg = { package = "kzg", git = "https://github.com/sigp/lighthouse", rev = "f064e9e061997c41658c3544da47627c6db92bc9" }
 lh-slot-clock = { package = "slot_clock", git = "https://github.com/sigp/lighthouse", rev = "f064e9e061997c41658c3544da47627c6db92bc9" }
 lh-types = { package = "types", git = "https://github.com/sigp/lighthouse", rev = "f064e9e061997c41658c3544da47627c6db92bc9" }
-libp2p = { version = "0.56", features = ["macros", "ping", "quic", "floodsub", "secp256k1", "tokio"] }
+libp2p = { version = "0.56", features = ["macros", "ping", "quic", "gossipsub", "secp256k1", "tokio"] }
 metrics = "0.24.0"
 mime_guess = "2"
 mockito = "1.1.1"

builder.Dockerfile

@@ -37,10 +37,11 @@ RUN apt-get update && apt-get install -y \
 COPY --from=builder /app/target/release/helix-builder ./
 
 # 9876  merging TCP (relay connections)
+# 8552  SSZ block validation (simulation role)
 # 8551  authrpc / Engine API (beacon node)
 # 8545  http json-rpc
 # 30303 devp2p tcp+udp
 # 9090  prometheus metrics
-EXPOSE 9876 8551 8545 30303/tcp 30303/udp 9090
+EXPOSE 9876 8552 8551 8545 30303/tcp 30303/udp 9090
 
 ENTRYPOINT ["/app/helix-builder"]

config.example.yml

@@ -51,6 +51,7 @@ block_merging_config:
   #     - builder_coinbase: "0x0000000000000000000000000000000000000000"
   #       collateral_safe: "0x0000000000000000000000000000000000000000"
 target_get_payload_propagation_duration_ms: 0
+get_payload_v1_response_buffer_ms: 800
 primev_config: null
 discord_webhook_url: null
 is_submission_instance: true

crates/admin/frontend/src/lib/api.ts

@@ -53,6 +53,7 @@ async function apiFetch<T>(path: string, init?: RequestInit): Promise<T> {
 export interface Overview {
   adjustments_enabled: boolean;
   kill_switch_enabled: boolean | null;
+  block_merging_enabled: boolean | null;
   builders_pending_promotion: number;
 }
 
@@ -107,6 +108,8 @@ export const api = {
 
   setKillSwitch: (enabled: boolean) =>
     apiFetch<void>("/api/v1/actions/killswitch", { method: enabled ? "POST" : "DELETE" }),
+  setBlockMerging: (enabled: boolean) =>
+    apiFetch<void>("/api/v1/actions/block-merging", { method: enabled ? "POST" : "DELETE" }),
   demoteBuilder: (pubkey: string, reason: string) =>
     apiFetch<void>(`/api/v1/actions/builders/${pubkey}/demote`, {
       method: "POST",

crates/admin/frontend/src/pages/Overview.tsx

@@ -77,6 +77,13 @@ export default function Overview() {
           badText="Engaged — relay halted"
           unknown={data.kill_switch_enabled === null}
         />
+        <StatusTile
+          label="Block merging"
+          ok={data.block_merging_enabled !== false}
+          okText="Enabled"
+          badText="Disabled"
+          unknown={data.block_merging_enabled === null}
+        />
         <StatusTile
           label="Bid adjustments"
           ok={data.adjustments_enabled}