seednode-docker: Connect to Bitcoin Core on host

seednode/deployment_v2/docker/.env

@@ -2,13 +2,13 @@
 JDK_JAVA_OPTIONS=-Xms4096M -Xmx4096M -XX:+ExitOnOutOfMemoryError
 
 # bitcoin p2p settings
-BITCOIN_P2P_HOST=127.0.0.1
+BITCOIN_P2P_HOST=host.docker.internal
 BITCOIN_P2P_PORT=8333
 
 # bitcoind rpc ports
-BITCOIN_RPC_HOST=192.168.1.1
+BITCOIN_RPC_HOST=host.docker.internal
 BITCOIN_RPC_PORT=8332
-BITCOIN_RPC_BLOCKNOTIFY_HOST=127.0.0.1
+BITCOIN_RPC_BLOCKNOTIFY_HOST=host.docker.internal
 BITCOIN_RPC_BLOCKNOTIFY_PORT=5120
 
 BITCOIN_RPC_USER=bisq

seednode/deployment_v2/docker/docker-compose.yml

@@ -7,6 +7,10 @@ services:
             replicas: 1
             restart_policy:
                 condition: any
+        extra_hosts:
+            - host.docker.internal:host-gateway
+        ports:
+            - 127.0.0.1:5120:5120 # bitcoind rpc block notifications
         volumes:
             - bisq_data:/bisq/bisq-seednode
         command: