docker: Alpine-based image

Author: effigies

Dockerfile

@@ -1,18 +1,15 @@
-ARG BASE_IMAGE=denoland/deno:2.4.5
+ARG BASE_IMAGE=denoland/deno:alpine-2.4.5
 FROM ${BASE_IMAGE} AS build
 WORKDIR /src
 
-RUN apt-get update && \
-    apt-get install -y git jq && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/*
+RUN apk add --no-cache git jq
 
 ADD . .
 RUN export VERSION=`git -C . -c safe.directory=* describe --tags --always` && \
     jq -r ".version|=\"$VERSION\"" deno.json > ._deno.json && \
     mv ._deno.json deno.json
 
-RUN ./build.ts
+RUN deno run -A ./build.ts
 
 FROM ${BASE_IMAGE} AS min
 WORKDIR /src