reorganized GH runner setups

.github/runners/runner-arm/Dockerfile

@@ -0,0 +1,30 @@
+FROM ubuntu:latest
+
+ARG RUNNER_VERSION="2.323.0"
+
+# Prevents installdependencies.sh from prompting the user and blocking the image creation
+ARG DEBIAN_FRONTEND=noninteractive
+
+RUN apt update -y && apt upgrade -y && useradd -m docker
+RUN apt install -y --no-install-recommends \
+    curl jq build-essential libssl-dev libffi-dev python3 python3-venv python3-dev python3-pip \
+    # dot net core dependencies
+    libicu74  libssl3 libkrb5-3 zlib1g libcurl4
+
+
+RUN cd /home/docker && mkdir actions-runner && cd actions-runner \
+    && curl -O -L https://github.com/actions/runner/releases/download/v${RUNNER_VERSION}/actions-runner-linux-arm64-${RUNNER_VERSION}.tar.gz \
+    && tar xzf ./actions-runner-linux-arm64-${RUNNER_VERSION}.tar.gz
+
+RUN chown -R docker ~docker && /home/docker/actions-runner/bin/installdependencies.sh
+
+COPY entrypoint.sh entrypoint.sh
+
+# make the script executable
+RUN chmod +x entrypoint.sh
+
+# since the config and run script for actions are not allowed to be run by root,
+# set the user to "docker" so all subsequent commands are run as the docker user
+USER docker
+
+ENTRYPOINT ["./entrypoint.sh"]