Change Dockerfile to LinuxServer.io base

Improve Docker image by using lsiobase/python as base and adding PUID/PGID user mapping instead running as root, also reduce image size from ~900MB to 500MB

Dockerfile

@@ -1,13 +1,61 @@
-FROM python:3.8
+FROM lsiobase/python:3.11
 
-WORKDIR /usr/src/app
+ARG WHOOGLESEARCH_RELEASE
+ARG BUILD_DATE=unspecified
+ARG VCS_REF=unspecified
 
-COPY requirements.txt .
+# set python to use utf-8 rather than ascii.
-RUN pip install --no-cache-dir -r requirements.txt
+ENV PYTHONIOENCODING="UTF-8"
 
-COPY . .
+LABEL org.label-schema.name="Whoogle Search"
-RUN chmod +x ./whoogle-search
+LABEL org.label-schema.description="Self-hosted, ad-free, privacy-respecting alternative to Google search"
+LABEL org.label-schema.vcs-url="https://github.com/benbusby/whoogle-search"
+LABEL org.label-schema.build-date="${BUILD_DATE:-unspecified}"
+LABEL org.label-schema.vcs-ref="${VCS_REF:-unspecified}"
 
+RUN \
+ echo "**** install build packages ****" && \
+ apk add --no-cache --upgrade \
+	cmake \
+	g++ \
+	gcc \
+	git \
+	make \
+	curl-dev \
+	libressl-dev \
+	libffi-dev \
+	python3-dev && \
+ echo "**** install runtime packages ****" && \
+ apk add --no-cache --upgrade \
+	curl \
+	nano \
+	py3-pip \
+	py3-pylast \
+	python3 \
+	tar \
+	wget && \
+ echo "**** install app ****" && \
+ mkdir -p /tmp/whooglesearch && \
+ if [ -z ${WHOOGLESEARCH_RELEASE+x} ]; then \
+ 	WHOOGLESEARCH_RELEASE=$(curl -sX GET "https://api.github.com/repos/benbusby/whoogle-search/commits/master" \
+        | awk '/sha/{print $4;exit}' FS='[""]'); \
+ fi && \
+ curl -o \
+	/tmp/whooglesearch.tar.gz -L \
+	"https://github.com/benbusby/whoogle-search/archive/${WHOOGLESEARCH_RELEASE}.tar.gz" && \
+ tar xf /tmp/whooglesearch.tar.gz -C \
+	/tmp/whooglesearch --strip-components=1 && \
+ echo "**** install pip packages ****" && \
+ pip3 install --no-cache-dir -r \
+	/tmp/whooglesearch/requirements.txt && \
+	cp -r /tmp/whooglesearch/app / && \
+ echo "**** Cleanup ****" && \
+ rm -Rf /tmp/*
+
+# add local files
+COPY root/ /
+
+WORKDIR /app
+
+# ports and volumes
 EXPOSE 5000
-
-CMD ["./whoogle-search"]