Add gitea donwload file version info, missing installs are no longer forced exit

fix restart of act runner after update

when downloading gitea or act runner it will show the version that is downlaoded.
if the same version is downloaded again and alrady exists, download will be skipped

download-act_runner.sh

@@ -4,6 +4,18 @@ BASE_FOLDER=$(dirname "$(readlink -f "$0")")"/";
 # shellcheck source=init.sh
 . "${BASE_FOLDER}init.sh";
 
+download_file=$(curl -s https://gitea.com/api/v1/repos/gitea/act_runner/releases/latest |\
+	jq ".assets[].browser_download_url" |\
+	cut -d '"' -f 2 |\
+	grep "${arch}$");
+version=$(echo "${download_file}" | cut -d "/" -f 8);
+file=$(echo "${download_file}" | cut -d "/" -f 9);
+if [ -f "${download_folder}/${file}" ]; then
+	echo "[!] File ${file} has already been downloaded";
+	exit;
+fi;
+echo "act_runner version to download: ${version}";
+
 cd "${download_folder}" || exit;
 curl -s https://gitea.com/api/v1/repos/gitea/act_runner/releases/latest |\
 	jq ".assets[].browser_download_url" |\