Updated to latest ubuntu

Dockerfile

@@ -1,11 +1,12 @@
 # base
-FROM ubuntu:18.04
+FROM ubuntu:20.04
 
 # set the github runner version
 ARG RUNNER_VERSION="2.283.1"
 ARG RUNNER_ARCH="arm"
 
 # update the base packages and add a non-sudo user
+ENV DEBIAN_FRONTEND="noninteractive" TZ="Europe/Berlin"
 RUN apt-get update -y && apt-get upgrade -y && useradd -m docker
 
 # install python and the packages the your code depends on along with jq so we can parse JSON
@@ -25,7 +26,7 @@ RUN curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | g
 # https://docs.docker.com/engine/install/ubuntu/
 RUN curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg \
     && echo "deb [arch=armhf signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null \
-    && apt-get update -y && apt-get install -y docker-ce docker-ce-cli containerd.io
+    && apt-get update -y && apt-get install -y docker-compose containerd.io
 
 # install pkg-config libsqlite3-dev
 RUN apt-get update -y && apt-get install -y pkg-config libsqlite3-dev

start.sh

@@ -14,22 +14,29 @@ REG_TOKEN=$(curl -sX POST -H "Authorization: token ${ACCESS_TOKEN}" https://api.
 
 # Configure the runner
 cd /home/docker/actions-runner
-gosu docker ./config.sh --url https://github.com/${ORGANIZATION} --token ${REG_TOKEN}
+gosu docker ./config.sh --url https://github.com/${ORGANIZATION} --token ${REG_TOKEN} \
+   --name "${NAME}" \
+   --labels "${LABELS}" \
+   --runnergroup "${GROUP}" \
+   --unattended \
+   --replace
 
 # Trap signals and cleanup
 cleanup() {
     echo "Removing runner..."
     gosu docker ./config.sh remove --unattended --token ${REG_TOKEN}
+    exit
 }
 
-trap 'cleanup; exit 130' INT
-trap 'cleanup; exit 143' TERM
+# Deregister runner on exit
+trap cleanup SIGINT SIGQUIT SIGTERM INT TERM QUIT
 
 # Set the docker permissions
 echo "Setting docker permissions..."
 if [ -e "/var/run/docker.sock" ] ; then
   chmod 666 /var/run/docker.sock
 fi
 
-# Run the runner
-gosu docker ./run.sh & wait $!
+# Run
+gosu docker ./run.sh
+