isolated NATS logic

ci/scripts/discovery/deploy.sh

@@ -32,6 +32,8 @@ load_env_file() {
   done <"$file"
 }
 
+. ci/scripts/common/nats_env.sh
+
 DISCOVERY_ENV_NAME="${DISCOVERY_ENV:-prod}"
 RUNTIME_ENV_FILE="./ci/${DISCOVERY_ENV_NAME}/.env.runtime"
 
@@ -46,12 +48,7 @@ normalize_env_file ./.env.version
 load_env_file "${RUNTIME_ENV_FILE}"
 load_env_file ./.env.version
 
-: "${NATS_HOST:?missing NATS_HOST}"
-: "${NATS_PORT:?missing NATS_PORT}"
-
-export NATS_USER="$(./ci/vlt kv_get kv sendico/nats user)"
-export NATS_PASSWORD="$(./ci/vlt kv_get kv sendico/nats password)"
-export NATS_URL="nats://${NATS_USER}:${NATS_PASSWORD}@${NATS_HOST}:${NATS_PORT}"
+load_nats_env
 
 bash ci/prod/scripts/bootstrap/network.sh
 bash ci/prod/scripts/deploy/discovery.sh