Avoid enforcing not-needed quotes

.github/workflows/docker_compose_test.yaml

@@ -1,20 +1,20 @@
-name: "Docker Compose CI"
+name: Docker Compose CI
 
-"on":  # 'on' is a truthy value normally, quotes are needed
+on:  # yamllint disable-line rule:truthy
   push:
     branches:
-      - "master"
+      - master
   pull_request:
     branches:
-      - "master"
+      - master
 jobs:
   test:
-    runs-on: "ubuntu-latest"
+    runs-on: ubuntu-latest
     steps:
-      - uses: "actions/checkout@v3"
-      - name: "Install 'yamllint'"
-        run: "sudo apt-get install -y yamllint"
-      - name: "Lint YAML files"
-        run: "yamllint -c .github/yamllint_config.yaml ."
-      - name: "Test docker-compose.yaml"
-        run: "docker compose up --wait --wait-timeout 300"
+      - uses: actions/checkout@v3
+      - name: Install 'yamllint'
+        run: sudo apt-get install -y yamllint
+      - name: Lint YAML files
+        run: yamllint -c .github/yamllint_config.yaml .
+      - name: Test docker-compose.yaml
+        run: docker compose up --wait --wait-timeout 300

.github/yamllint_config.yaml

@@ -1,9 +1,9 @@
 ---
 
-extends: "default"
+extends: default
 
 rules:
   quoted-strings:
-    required: true
-    quote-type: "double"
-  document-start: "disable"
+    required: only-when-needed
+    quote-type: double
+  document-start: disable

docker-compose.yaml

@@ -1,9 +1,9 @@
-version: "3"
+version: '3'
 include:
-  - "./services/mongodb/docker-compose.yaml"
-  - "./services/rabbitmq/docker-compose.yaml"
-  - "./services/backend/docker-compose.yaml"
-  - "./services/frontend/docker-compose.yaml"
-  - "./services/searchapi/docker-compose.yaml"
-  - "./services/archivemock/docker-compose.yaml"
-  - "./services/proxy/docker-compose.yaml"
+  - ./services/mongodb/docker-compose.yaml
+  - ./services/rabbitmq/docker-compose.yaml
+  - ./services/backend/docker-compose.yaml
+  - ./services/frontend/docker-compose.yaml
+  - ./services/searchapi/docker-compose.yaml
+  - ./services/archivemock/docker-compose.yaml
+  - ./services/proxy/docker-compose.yaml

services/archivemock/docker-compose.yaml

@@ -1,10 +1,10 @@
 services:
   archivemock:
-    build: "https://github.com/SwissOpenEM/ScicatArchiveMock.git"
+    build: https://github.com/SwissOpenEM/ScicatArchiveMock.git
     depends_on:
       rabbitmq:
-        condition: "service_healthy"
+        condition: service_healthy
       backend:
-        condition: "service_healthy"
+        condition: service_healthy
     env_file:
-      - "./config/.env"
+      - ./config/.env

services/backend/docker-compose.yaml

@@ -1,21 +1,21 @@
 services:
   backend:
-    image: "scicatproject/backend:v0.0.5"
+    image: scicatproject/backend:v0.0.5
     depends_on:
       mongodb:
-        condition: "service_started"
+        condition: service_started
       rabbitmq:
-        condition: "service_healthy"
+        condition: service_healthy
     volumes:
-      - "./config/config.local.js:/usr/src/app/server/config.local.js"
-      - "./config/datasources.json:/usr/src/app/server/datasources.json"
-      - "./config/providers.json:/usr/src/app/server/providers.json"
-      - "./config/component-config.local.json:/usr/src/app/server/component-config.local.json"
+      - ./config/config.local.js:/usr/src/app/server/config.local.js
+      - ./config/datasources.json:/usr/src/app/server/datasources.json
+      - ./config/providers.json:/usr/src/app/server/providers.json
+      - ./config/component-config.local.json:/usr/src/app/server/component-config.local.json
     labels:
-      - "traefik.http.routers.backend.rule=Host(`backend.localhost`)"
+      - traefik.http.routers.backend.rule=Host(`backend.localhost`)
     healthcheck:
-      test: "wget --spider 'http://127.0.0.1:3000/'"
-      start_period: "5s"
-      interval: "30s"
-      timeout: "10s"
+      test: wget --spider 'http://127.0.0.1:3000/'
+      start_period: 5s
+      interval: 30s
+      timeout: 10s
       retries: 5

services/frontend/docker-compose.yaml

@@ -1,10 +1,10 @@
 services:
   frontend:
-    image: "scicatproject/frontend:v4.0.0"
+    image: scicatproject/frontend:v4.0.0
     depends_on:
       backend:
-        condition: "service_healthy"
+        condition: service_healthy
     volumes:
-      - "./config/config.json:/usr/share/nginx/html/assets/config.json"
+      - ./config/config.json:/usr/share/nginx/html/assets/config.json
     labels:
-      - "traefik.http.routers.frontend.rule=Host(`localhost`)"
+      - traefik.http.routers.frontend.rule=Host(`localhost`)

services/mongodb/docker-compose.yaml

@@ -1,11 +1,11 @@
 services:
   mongodb:
-    image: "mongo:7.0"
+    image: mongo:7.0
     volumes:
-      - "mongodb_data:/data/db"
-      - "./config/init.js:/docker-entrypoint-initdb.d/init.js"
-      - "./config/seed:/seed"
+      - mongodb_data:/data/db
+      - ./config/init.js:/docker-entrypoint-initdb.d/init.js
+      - ./config/seed:/seed
 
 volumes:
   mongodb_data:
-    driver: "local"
+    driver: local

services/proxy/docker-compose.yaml

@@ -1,12 +1,12 @@
 services:
   proxy:
-    image: "traefik:2.5"
-    command: >-
-      --api.insecure=true
-      --providers.docker=true
-      --entrypoints.web.address=:80
+    image: traefik:2.5
+    command:
+      - --api.insecure=true
+      - --providers.docker=true
+      - --entrypoints.web.address=:80
     ports:
-      - "80:80"
-      - "8080:8080"
+      - 80:80
+      - 8080:8080
     volumes:
-      - "/var/run/docker.sock:/var/run/docker.sock"
+      - /var/run/docker.sock:/var/run/docker.sock

services/rabbitmq/docker-compose.yaml

@@ -1,18 +1,18 @@
 services:
   rabbitmq:
-    image: "rabbitmq:3.13-management-alpine"
+    image: rabbitmq:3.13-management-alpine
     labels:
-      - "traefik.http.routers.rabbitmq.rule=Host(`rabbitmq.localhost`)"
-      - "traefik.http.services.rabbitmq.loadbalancer.server.port=15672"
+      - traefik.http.routers.rabbitmq.rule=Host(`rabbitmq.localhost`)
+      - traefik.http.services.rabbitmq.loadbalancer.server.port=15672
     volumes:
-      - "rabbitmq_data:/bitnami"
+      - rabbitmq_data:/bitnami
     healthcheck:
-      test: "rabbitmq-diagnostics -q ping"
-      start_period: "5s"
-      interval: "30s"
-      timeout: "10s"
+      test: rabbitmq-diagnostics -q ping
+      start_period: 5s
+      interval: 30s
+      timeout: 10s
       retries: 5
 
 volumes:
   rabbitmq_data:
-    driver: "local"
+    driver: local

services/searchapi/docker-compose.yaml

@@ -1,9 +1,9 @@
 services:
   searchapi:
-    image: "dacat/panosc-search-api:latest"
+    image: dacat/panosc-search-api:latest
     depends_on:
-      - "backend"
+      - backend
     labels:
-      - "traefik.http.routers.searchapi.rule=Host(`searchapi.localhost`)"
+      - traefik.http.routers.searchapi.rule=Host(`searchapi.localhost`)
     env_file:
-      - "./config/.env"
+      - ./config/.env