WIP Docker image for running F-Droid build scripts, refs #36

docs/fdroid/Dockerfile

@@ -0,0 +1,22 @@
+# Docker image for running F-Droid build scripts.
+# Build with:
+# docker build --tag=fdroid .
+# Run with:
+# docker run fdroid /bin/sh -c 'fdroid build -v -l com.github.andremiras.etheroll'
+# Or for interactive shell:
+# docker run -it --rm fdroid
+FROM ubuntu:18.04
+
+# configure locale
+RUN apt update -qq > /dev/null && apt install --yes --no-install-recommends \
+    locales && \
+    locale-gen en_US.UTF-8
+ENV LANG="en_US.UTF-8" \
+    LANGUAGE="en_US.UTF-8" \
+    LC_ALL="en_US.UTF-8"
+
+# install system dependencies
+RUN apt update -qq > /dev/null && apt install --yes --no-install-recommends \
+	python3 python3-dev
+
+WORKDIR /app