Initial commit

Dockerfile

@@ -1,4 +1,38 @@
-FROM scratch
+## Buildstage ##
+FROM ghcr.io/linuxserver/baseimage-ubuntu:focal as buildstage
+
+ARG BUILD_DATE
+ARG VERSION
+ARG CALIBRE_RELEASE
+ARG DEBIAN_FRONTEND="noninteractive"
+LABEL build_version="Linuxserver.io version:- ${VERSION} Build-date:- ${BUILD_DATE}"
+LABEL maintainer="chbmb"
+
+RUN \
+  echo "**** Install packages ****" && \
+  apt-get update && \
+  apt-get install -y \
+    xz-utils && \
+  echo "**** Fetch calibre bin ****" && \
+  if [ -z ${CALIBRE_RELEASE+x} ]; then \
+    CALIBRE_RELEASE=$(curl -sX GET "https://api.github.com/repos/kovidgoyal/calibre/releases/latest" \
+    | awk '/tag_name/{print $4;exit}' FS='[""]'); \
+  fi && \
+  CALIBRE_RELEASE=$(echo "${CALIBRE_RELEASE}" | sed 's/^v//g' ) && \ 
+  mkdir -p \
+    /root-layer/app/calibre && \
+  curl -o \
+    /tmp/calibre.txz -L \
+    "https://download.calibre-ebook.com/${CALIBRE_RELEASE}/calibre-${CALIBRE_RELEASE}-x86_64.txz" && \
+  tar xf \
+    /tmp/calibre.txz \
+    -C /root-layer/app/calibre
 
 # copy local files
-COPY root/ /
+COPY root/ /root-layer/
+
+## Single layer deployed image ##
+FROM scratch
+
+# Add files from buildstage
+COPY --from=buildstage /root-layer/ /