fix(stop/start): scope compose to base.yml + node yml

stop.sh and start.sh previously relied on ambient COMPOSE_FILE, so
backup fencing left orchestration unable to stop or restart the target
node. Pass -f base.yml and the node yml explicitly and fail loudly.

Co-authored-by: Cursor <cursoragent@cursor.com>

start.sh

@@ -5,4 +5,15 @@ if [ -z "$1" ] || [ ! -f "/root/rpc/$1.yml" ]; then
     exit 1
 fi
 
-docker compose up -d $(cat /root/rpc/$1.yml | yaml2json - | jq '.services' | jq -r 'keys[]' | tr '\n' ' ')
+services=$(cat "/root/rpc/$1.yml" | yaml2json - | jq '.services' | jq -r 'keys[]' | tr '\n' ' ')
+if [ -z "$services" ]; then
+    echo "FATAL: no services found in /root/rpc/$1.yml" >&2
+    exit 1
+fi
+
+docker compose -f /root/rpc/base.yml -f "/root/rpc/$1.yml" up -d $services
+rc=$?
+if [ $rc -ne 0 ]; then
+    echo "FATAL: docker compose up failed for $1 (exit $rc)" >&2
+    exit $rc
+fi

stop.sh

@@ -5,4 +5,15 @@ if [ -z "$1" ] || [ ! -f "/root/rpc/$1.yml" ]; then
     exit 1
 fi
 
-docker compose stop $(cat /root/rpc/$1.yml | yaml2json - | jq '.services' | jq -r 'keys[]' | tr '\n' ' ')
+services=$(cat "/root/rpc/$1.yml" | yaml2json - | jq '.services' | jq -r 'keys[]' | tr '\n' ' ')
+if [ -z "$services" ]; then
+    echo "FATAL: no services found in /root/rpc/$1.yml" >&2
+    exit 1
+fi
+
+docker compose -f /root/rpc/base.yml -f "/root/rpc/$1.yml" stop $services
+rc=$?
+if [ $rc -ne 0 ]; then
+    echo "FATAL: docker compose stop failed for $1 (exit $rc)" >&2
+    exit $rc
+fi