Updated documentation step

.drone.yml

@@ -2,6 +2,7 @@
 kind: pipeline
 type: docker
 name: default
+
 steps:
   - name: shellcheck
     image: koalaman/shellcheck-alpine
@@ -13,6 +14,7 @@ steps:
 kind: pipeline
 type: docker
 name: backend
+
 steps:
   - name: ameba
     image: veelenga/ameba
@@ -23,11 +25,21 @@ steps:
     image: boechat107/pgsanity
     commands:
       - pgsanity docker/backend/db/**/*.sql
-  - name: documentation
-    image: crystallang/crystal:latest-alpine
+  - name: deps
+    image: crystallang/crystal:1.3-alpine
+    volumes:
+      - name: lib
+        path: /drone/src/docker/backend
+    commands:
+      - cd docker/backend/
+      - shards install
+  - name: documentation
+    image: crystallang/crystal:1.3-alpine
+    volumes:
+      - name: lib
+        path: /drone/src/docker/backend
     commands:
       - cd docker/backend/
-      - shards install --production
       - make docs
     depends_on:
       - ameba
@@ -43,10 +55,14 @@ steps:
       - ameba
       - pgsanity
       - documentation
+
 volumes:
+  - name: lib
+    temp: {}
   - name: dockersock
     host:
       path: /var/run/docker.sock
+
 depends_on:
   - default
 
@@ -54,6 +70,7 @@ depends_on:
 kind: pipeline
 type: docker
 name: frontend
+
 steps:
   - name: prettier
     image: elnebuloso/prettier
@@ -70,9 +87,11 @@ steps:
       - docker-compose build --build-arg BUILD_ENV=development frontend
     depends_on:
       - prettier
+
 volumes:
   - name: dockersock
     host:
       path: /var/run/docker.sock
+
 depends_on:
   - default