support amazon linux

Dockerfile

@@ -0,0 +1,4 @@
+FROM ubuntu:22.04
+
+RUN apt-get update \
+&& apt-get install -y init systemd curl sudo vim

Makefile

@@ -40,3 +40,9 @@ deploy: pkg yumrepo debrepo
 	scp assets/GPG-KEY-stns $(SSH):$(RELEASE_DIR)/gpg/
 	scp assets/scripts/yum-repo.sh $(SSH):$(RELEASE_DIR)/scripts/
 	scp assets/scripts/apt-repo.sh $(SSH):$(RELEASE_DIR)/scripts/
+
+run_docker:
+	docker build -t stns-build .
+	docker rm -f stns-build || true
+	docker run --name stns-build -d --privileged -t stns-build /sbin/init
+	docker exec -it stns-build /bin/bash

assets/scripts/yum-repo.sh

@@ -16,6 +16,9 @@ sudo sh <<'SCRIPT'
   if [ -f /etc/centos-release ]; then
     os_name="centos"
     releasever=$(rpm -q --qf "%{version}" -f /etc/centos-release| cut -d. -f1)
+  elif [ -f /etc/os-release ]; then
+    os_name="centos"
+    releasever=$(rpm -q --qf "%{version}" -f /etc/os-release| cut -d. -f1)
   elif [ -f /etc/almalinux-release ]; then
     os_name="almalinux"
     releasever=$(rpm -q --qf "%{version}" -f /etc/almalinux-release| cut -d. -f1)