Add caching option for Docker images

.drone.yml

@@ -3,6 +3,24 @@ type: docker
 name: frontend
 
 steps:
+  # - name: Restore cache
+  #   image: plugins/s3-cache
+  #   settings:
+  #     pull: true
+  #     endpoint: https://storage.humenius.me
+  #     access_key:
+  #       from_secret: aws_access_key_id
+  #     secret_key: 
+  #       from_secret: aws_secret_access_key
+  #     restore: true
+  - name: Prepare cache
+    image: busybox
+    commands:
+      - mkdir -p /cache/${DRONE_REPO}/docker
+    volumes:
+      - name: cache
+        path: /cache
+
   - name: Build and push frontend image
     image: plugins/docker
     settings:
@@ -12,9 +30,48 @@ steps:
         from_secret: docker_password
       dockerfile: frontend/Dockerfile
       context: frontend/
+      use_cache: true
       repo: docker.humenius.me/humenius/ts-onlinetime-ranks-frontend
       registry: docker.humenius.me
       tags: ["latest", "${DRONE_SEMVER}"]
+    volumes:
+      - name: docker
+        path: /var/lib/docker
+
+  # - name: rebuild
+  #   image: plugins/s3-cache
+  #   settings:
+  #     pull: true
+  #     endpoint: https://storage.humenius.me
+  #     access_key:
+  #       from_secret: aws_access_key_id
+  #     secret_key: 
+  #       from_secret: aws_secret_access_key
+  #     rebuild: true
+  #     mount:
+  #       - node_modules
+  #     when:
+  #       event: push
+
+  # - name: flush
+  #   image: plugins/s3-cache:1
+  #   settings:
+  #     pull: true
+  #     endpoint: https://storage.humenius.me
+  #     access_key:
+  #       from_secret: aws_access_key_id
+  #     secret_key: 
+  #       from_secret: aws_secret_access_key
+  #     flush: true
+  #     flush_age: 14      
+
+volumes:
+  - name: cache
+    host:
+      path: /var/cache
+  - name: docker
+    host:
+      path: /var/cache/${DRONE_REPO}/docker
 
 trigger:
   branch:
@@ -28,6 +85,14 @@ type: docker
 name: frontend-dev
 
 steps:
+  - name: Prepare cache
+    image: busybox
+    commands:
+      - mkdir -p /cache/${DRONE_REPO}/docker
+    volumes:
+      - name: cache
+        path: /cache
+
   - name: Build and push frontend dev image
     image: plugins/docker
     settings:
@@ -37,9 +102,21 @@ steps:
         from_secret: docker_password
       dockerfile: frontend/Dockerfile
       context: frontend/
+      use_cache: true
       repo: docker.humenius.me/humenius/ts-onlinetime-ranks-frontend
       registry: docker.humenius.me
       tags: ["dev-${DRONE_COMMIT_SHA}"]
+    volumes:
+      - name: docker
+        path: /var/lib/docker
+
+volumes:
+  - name: cache
+    host:
+      path: /var/cache
+  - name: docker
+    host:
+      path: /var/cache/${DRONE_REPO}/docker
 
 trigger:
   exclude:
@@ -52,6 +129,14 @@ type: docker
 name: backend
 
 steps:
+  - name: Prepare cache
+    image: busybox
+    commands:
+      - mkdir -p /cache/${DRONE_REPO}/docker
+    volumes:
+      - name: cache
+        path: /cache
+
   - name: Build and push backend image
     image: plugins/docker
     settings:
@@ -60,10 +145,22 @@ steps:
       password:
         from_secret: docker_password
       dockerfile: backend/Dockerfile
+      use_cache: true
       context: backend/
       repo: docker.humenius.me/humenius/ts-onlinetime-ranks-backend
       registry: docker.humenius.me
       tags: ["latest", "${DRONE_SEMVER}"]
+    volumes:
+      - name: docker
+        path: /var/lib/docker
+
+volumes:
+  - name: cache
+    host:
+      path: /var/cache
+  - name: docker
+    host:
+      path: /var/cache/${DRONE_REPO}/docker
 
 trigger:
   branch:
@@ -77,6 +174,14 @@ type: docker
 name: backend-dev
 
 steps:
+  - name: Prepare cache
+    image: busybox
+    commands:
+      - mkdir -p /cache/${DRONE_REPO}/docker
+    volumes:
+      - name: cache
+        path: /cache
+
   - name: Build and push backend dev image
     image: plugins/docker
     settings:
@@ -86,9 +191,21 @@ steps:
         from_secret: docker_password
       dockerfile: backend/Dockerfile
       context: backend/
+      use_cache: true
       repo: docker.humenius.me/humenius/ts-onlinetime-ranks-backend
       registry: docker.humenius.me
       tags: ["dev-${DRONE_COMMIT_SHA}"]
+    volumes:
+      - name: docker
+        path: /var/lib/docker
+
+volumes:
+  - name: cache
+    host:
+      path: /var/cache
+  - name: docker
+    host:
+      path: /var/cache/${DRONE_REPO}/docker
 
 trigger:
   exclude: