refactor: Overhaul create and install scripts

utils/alpine.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+os_arch() {
+  printf $(apk --print-arch)
+}
+
+os_codename() {
+  printf $(os_version)
+}
+
+os_version() {
+  VERSION_ID=$(awk -F'=' '/^VERSION_ID=/{ print $NF }' /etc/os-release)
+  printf ${VERSION_ID%.*}
+}
+
+pkg_update() {
+  apk update -q >$__OUTPUT
+}
+
+pkg_upgrade() {
+  apk upgrade -q >$__OUTPUT
+}
+
+pkg_add() {
+  apk add -q -u $@ >$__OUTPUT
+}
+
+pkg_del() {
+  apk del -q --purge $@ >$__OUTPUT
+}
+
+pkg_clean() {
+  rm -rf /var/cache/apk/* >$__OUTPUT
+}
+
+svc_add() {
+  rc-update add $@ boot >$__OUTPUT
+  rc-service $@ stop &>$__OUTPUT
+  sleep 2
+  rc-service $@ start >$__OUTPUT
+}
+
+svc_start() {
+  rc-service $@ start >$__OUTPUT
+}
+
+svc_stop() {
+  rc-service $@ stop >$__OUTPUT
+}