updated build to intermediate docker build container

.drone.yml

@@ -3,12 +3,6 @@ type: docker
 name: Blog build and release
 
 steps:
-- name: build
-  image: node:alpine
-  commands:
-    - npm install
-    - npx gatsby build
-    
 - name: docker
   image: plugins/docker
   settings:

Dockerfile

@@ -1,4 +1,13 @@
-FROM gatsbyjs/gatsby:onbuild as gatsby-build
+FROM node:14.3 as build
+WORKDIR /app
+
+COPY package.json ./
+RUN yarn install
+
+RUN yarn global add gatsby-cli
+
+COPY . ./
+RUN gatsby build
 
 FROM gatsbyjs/gatsby
-COPY --from=gatsby-build /app/public /pub
+COPY --from=build /app/public /pub