doma: op-node consensus-layer sync (node_sync)

op-geth was stuck at genesis (block 0, 0 L2 peers for 31h) because execution-layer
snap-sync had no peers. node_sync=true -> OP_NODE_SYNCMODE=consensus-layer (derive
L2 from L1) + geth --syncmode=full. Diagnosed by cursor on de-13.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

op/geth/doma-mainnet-op-geth-pruned-pebble-path.yml

@@ -61,9 +61,6 @@ services:
     ulimits:
       nofile: 1048576    # Max open files (for RPC/WS connections)
     user: root
-    ports:
-      - 10977:10977
-      - 10977:10977/udp
     expose:
       - 8545
       - 6060
@@ -80,13 +77,12 @@ services:
       - --metrics
       - --metrics.addr=0.0.0.0
       - --metrics.port=6060
-      - --nat=extip:${IP}
       - --networkid=97477
-      - --port=10977
+      - --nodiscover
       - --rpc.gascap=600000000
       - --rpc.txfeecap=0
       - --state.scheme=path
-      - --syncmode=snap
+      - --syncmode=full
       - --http
       - --http.addr=0.0.0.0
       - --http.api=eth,net,web3,debug,admin,txpool,engine
@@ -149,7 +145,7 @@ services:
     environment:
       - OP_NODE_L1_BEACON=${ETHEREUM_MAINNET_BEACON_REST}
       - OP_NODE_L1_BEACON_ARCHIVER=${ETHEREUM_MAINNET_BEACON_ARCHIVER}
-      - OP_NODE_L1_ETH_RPC=${ETHEREUM_MAINNET_EXECUTION_RPC}
+      - OP_NODE_L1_ETH_RPC=${DOMA_MAINNET_L1_EXECUTION_RPC:-${ETHEREUM_MAINNET_EXECUTION_RPC}}
       - OP_NODE_L1_RPC_KIND=${ETHEREUM_MAINNET_EXECUTION_KIND:-standard}
       - OP_NODE_L1_TRUST_RPC=${ETHEREUM_MAINNET_EXECUTION_TRUST:-false}
       - OP_NODE_L2_ENGINE_AUTH=/jwtsecret
@@ -170,7 +166,7 @@ services:
       - OP_NODE_RPC_ADDR=0.0.0.0
       - OP_NODE_RPC_PORT=8545
       - OP_NODE_SNAPSHOT_LOG=/tmp/op-node-snapshot-log
-      - OP_NODE_SYNCMODE=execution-layer
+      - OP_NODE_SYNCMODE=consensus-layer
       - OP_NODE_VERIFIER_L1_CONFS=0
     entrypoint: [op-node]
     restart: unless-stopped