Update Dockerfile and image name

.drone.yml

@@ -7,7 +7,7 @@ steps:
 - name: build
   image: plugins/docker
   settings:
-    repo: registry.kucharczyk.tech/container
+    repo: registry.kucharczyk.tech/asciidoctor
     tags: latest
 trigger:
   event:

Dockerfile

@@ -1,5 +1,3 @@
-FROM scratch
-RUN echo "hello world"
-COPY example.txt /
-ENV VAR=1
-CMD ["sleep", "infinity"]
+FROM alpine
+LABEL maintainer="lukas@kucharczyk.xyz"
+RUN apk add asciidoctor