Create Dockerfile for arm32v7 architecture

Dockerfile.armhf

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+FROM lsiobase/python:arm32v7-3.11
+
+# set version release
+ARG WHOOGLESEARCH_RELEASE
+ARG BUILD_DATE=unspecified
+ARG VCS_REF=unspecified
+
+# set python to use utf-8 rather than ascii.
+ENV PYTHONIOENCODING="UTF-8"
+
+# enforced https, default false
+ARG use_https=''
+ENV HTTPS_ONLY="$use_https"
+
+LABEL org.label-schema.name="Whoogle Search"
+LABEL org.label-schema.description="Self-hosted, ad-free, privacy-respecting Google metasearch engine"
+LABEL org.label-schema.vcs-url="https://github.com/benbusby/whoogle-search"
+LABEL org.label-schema.build-date="${BUILD_DATE}"
+LABEL org.label-schema.vcs-ref="${VCS_REF}"
+
+RUN \
+ echo "**** install build packages ****" && \
+ apk add --no-cache --upgrade --virtual .build-dependencies \
+      g++ \
+      git \
+      curl-dev \
+      libressl-dev \
+      libffi-dev \
+      python3-dev && \
+ echo "**** install runtime packages ****" && \
+ apk add --no-cache --upgrade \
+      curl \
+      py3-pip \
+      python3 \
+      tar && \
+ 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 "**** clean up ****" && \
+ apk del --purge \
+	.build-dependencies && \
+ rm -rf \
+	/tmp/*
+
+# set config location
+ENV CONFIG_VOLUME="/config"
+
+# add local files
+COPY root/ /
+
+# ports and volumes
+EXPOSE 5000
+VOLUME /config