Add initial Dockerfile

Dockerfile

@@ -0,0 +1,19 @@
+FROM ubuntu:18.10
+LABEL maintainer="Max Regan <mgregan2@gmail.com>"
+LABEL description="Container with ARM embedded cross toolchain"
+
+RUN apt update && \
+    apt upgrade -y && \
+    apt install -y \
+    # Development files
+        build-essential \
+        git \
+        bzip2 \
+        wget && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN mkdir -p /opt/arm && \
+    cd /opt/arm && \
+    wget -qO- https://developer.arm.com/-/media/Files/downloads/gnu-rm/8-2019q3/RC1.1/gcc-arm-none-eabi-8-2019-q3-update-linux.tar.bz2 | tar -xj
+
+ENV PATH "/opt/arm/gcc-arm-none-eabi-8-2019-q3-update/bin:$PATH"