Change how the SSH key is handled

deploy.sh

@@ -4,14 +4,12 @@ set -euo pipefail
 
 options="$1"
 ssh_port="$2"
-SSH_HOME="${HOME}/.ssh"
-SSH_KEYPATH="${SSH_HOME}/deploy_key"
 
-mkdir -p "$SSH_HOME"
-echo "$SSH_KEY" > "$SSH_KEYPATH"
-chmod 600 "$SSH_KEYPATH"
+echo "$SSH_KEY" > deploy_key
+chmod 400 deploy_key
 
 echo "Deploying..."
 rsync $options \
-  -e "ssh -p $ssh_port -i $SSH_KEYPATH -o StrictHostKeyChecking=no" \
+  -e "ssh -p $ssh_port -i deploy_key -o StrictHostKeyChecking=no" \
    $RSYNC_SOURCE "$RSYNC_USERHOST":"$RSYNC_DESTINATION"
+rm deploy_key