use kaniko to build container image

.drone.yml

@@ -4,7 +4,7 @@ name: default
 
 steps:
   - name: static_analysis
-    image: python:3
+    image: "python:3"
     commands:
       - pip3 install pylint bandit mccabe
       - pip3 install -r requirements.txt
@@ -13,22 +13,18 @@ steps:
       - find . -name "*.py" -exec python3 -m mccabe --min 3 '{}' + || if [ $? -eq 1 ]; then echo "you fail"; fi
       - bandit -r . + || if [ $? -eq 1 ]; then echo "you fail"; fi
 
-  - name: build
-    image: docker:stable-dind
-    volumes:
-      - name: dockersock
-        path: /var/run
-    environment:
-      DOCKER_USERNAME:
+  - name: kaniko
+    image: banzaicloud/drone-kaniko
+    settings:
+      registry: registry.kmlabz.com
+      repo: birbnetes/${DRONE_REPO_NAME}
+      username:
         from_secret: DOCKER_USERNAME
-      DOCKER_PASSWORD:
+      password:
         from_secret: DOCKER_PASSWORD
-    commands:
-      - echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin registry.kmlabz.com
-      - docker build -t="registry.kmlabz.com/birbnetes/$DRONE_REPO_NAME" .
-      - docker build -t="registry.kmlabz.com/birbnetes/$DRONE_REPO_NAME:$DRONE_BUILD_NUMBER" .
-      - docker push "registry.kmlabz.com/birbnetes/$DRONE_REPO_NAME"
-      - docker push "registry.kmlabz.com/birbnetes/$DRONE_REPO_NAME:$DRONE_BUILD_NUMBER"
+      tags:
+        - latest
+        - ${DRONE_BUILD_NUMBER}
 
   - name: ms-teams
     image: kuperiu/drone-teams
@@ -37,15 +33,3 @@ steps:
         from_secret: TEAMS_WEBHOOK
     when:
       status: [ failure ]
-
-services:
-  - name: docker
-    image: docker:stable-dind
-    privileged: true
-    volumes:
-      - name: dockersock
-        path: /var/run
-
-volumes:
-  - name: dockersock
-    temp: {}