Fix yaml syntax

.drone.yml

@@ -1,7 +1,13 @@
+---
 kind: pipeline
 name: lint
 
 steps:
+- name: yaml lint
+  image: cytopia/yamllint
+  commands:
+  - yamllint .
+
 - name: pylint
   image: eeacms/pylint
   commands:
@@ -13,11 +19,6 @@ steps:
   commands:
   - hadolint --ignore DL3013 Dockerfile  # ignore pinning version in pip
 
-- name: yaml lint
-  image: cytopia/yamllint
-  commands:
-    - yamllint .
-
 - name: w3c validator
   image: validator/validator:latest
   commands:
@@ -47,15 +48,15 @@ steps:
   - docker image push kleph/beer
 
 services:
-  - name: docker
+- name: docker
   image: docker:18.09-dind
   environment:
     DOCKER_TLS_CERTDIR: ""
-    command: [ "--storage-driver=vfs", "--tls=false" ]
+  command: ["--storage-driver=vfs", "--tls=false"]
   privileged: true
 
 depends_on:
-  - lint
+- lint
 
 ---
 kind: pipeline
@@ -83,4 +84,4 @@ steps:
   - kubectl apply -f kube/beer-deployment.yaml
 
 depends_on:
-  - build
+- build

.yamllint

@@ -0,0 +1,6 @@
+---
+extends: default
+
+rules:
+  indentation:
+    indent-sequences: consistent

kube/beer-deployment.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -18,4 +19,3 @@ spec:
         imagePullPolicy: Always
         ports:
         - containerPort: 5000
-

kube/beer-ingress.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: networking.k8s.io/v1beta1
 kind: Ingress
 metadata:
@@ -13,4 +14,3 @@ spec:
         backend:
           serviceName: beer
           servicePort: 80
-

kube/beer-service.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 kind: Service
 metadata:
@@ -9,4 +10,3 @@ spec:
     - protocol: TCP
       port: 80
       targetPort: 5000
-

kube/kubeconfig_template.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 clusters:
 - cluster:
@@ -17,4 +18,3 @@ users:
   user:
     password: ${KUBE_PASSWORD}
     username: ${KUBE_USERNAME}
-