fix(fv): use docker's tini/init for FV containers

This is just to ensure a clean shutdown during the tests

Signed-off-by: Dominic Evans <dominic.evans@uk.ibm.com>

docker-compose.yml

@@ -3,6 +3,7 @@ services:
   zookeeper-1:
     hostname: 'zookeeper-1'
     image: 'docker.io/library/zookeeper:3.6.3'
+    init: true
     restart: always
     environment:
       ZOO_MY_ID: '1'
@@ -15,6 +16,7 @@ services:
   zookeeper-2:
     hostname: 'zookeeper-2'
     image: 'docker.io/library/zookeeper:3.6.3'
+    init: true
     restart: always
     environment:
       ZOO_MY_ID: '2'
@@ -27,6 +29,7 @@ services:
   zookeeper-3:
     hostname: 'zookeeper-3'
     image: 'docker.io/library/zookeeper:3.6.3'
+    init: true
     restart: always
     environment:
       ZOO_MY_ID: '3'
@@ -39,6 +42,7 @@ services:
   kafka-1:
     hostname: 'kafka-1'
     image: 'sarama/fv-kafka-${KAFKA_VERSION:-3.6.0}'
+    init: true
     build:
       context: .
       dockerfile: Dockerfile.kafka
@@ -84,6 +88,7 @@ services:
   kafka-2:
     hostname: 'kafka-2'
     image: 'sarama/fv-kafka-${KAFKA_VERSION:-3.6.0}'
+    init: true
     build:
       context: .
       dockerfile: Dockerfile.kafka
@@ -129,6 +134,7 @@ services:
   kafka-3:
     hostname: 'kafka-3'
     image: 'sarama/fv-kafka-${KAFKA_VERSION:-3.6.0}'
+    init: true
     build:
       context: .
       dockerfile: Dockerfile.kafka
@@ -174,6 +180,7 @@ services:
   kafka-4:
     hostname: 'kafka-4'
     image: 'sarama/fv-kafka-${KAFKA_VERSION:-3.6.0}'
+    init: true
     build:
       context: .
       dockerfile: Dockerfile.kafka
@@ -219,6 +226,7 @@ services:
   kafka-5:
     hostname: 'kafka-5'
     image: 'sarama/fv-kafka-${KAFKA_VERSION:-3.6.0}'
+    init: true
     build:
       context: .
       dockerfile: Dockerfile.kafka
@@ -264,6 +272,7 @@ services:
   toxiproxy:
     hostname: 'toxiproxy'
     image: 'ghcr.io/shopify/toxiproxy:2.4.0'
+    init: true
     healthcheck:
       test: ['CMD', '/toxiproxy-cli', 'l']
       interval: 15s