feat: add basic CI

Dockerfile

@@ -1,7 +1,17 @@
-FROM alpine:3.10
+# Base image
+FROM docker.io/library/archlinux:base-devel
 
+# Install dependencies
+RUN pacman -Syu --needed --noconfirm pacman-contrib namcap
+
+# Setup user
+RUN useradd -m builder \
+    usermod -aG wheel builder \
+    echo 'wheel  ALL=(ALL:ALL) ALL' >> /etc/sudoers
+
+# Copy files
 COPY LICENSE README.md /
-
 COPY entrypoint.sh /entrypoint.sh
 
+# Set entrypoint
 ENTRYPOINT ["/entrypoint.sh"]