feat(install): Make install ditro-agnostic

- Auto detect and use apt, dnf & yum

scripts/test/run-test.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# Prune, build and run docker
+main() {
+    cd .. # change docker build context to 1 directory up
+    docker container prune -f && echo "Removed old Docker containers"
+    docker build -t dotfile-install-test:latest -f test/Dockerfile . && echo "Docker build success"
+    docker run -it dotfile-install-test:latest
+}
+
+main "$@"