fix(build): override container ENTRYPOINT so sh runs the build script

build-iso-podman.sh

@@ -14,11 +14,11 @@ if ! sudo podman image exists localhost/antergos-build:latest; then
 fi
 
 # 2. Run the build (privileged, workspace mounted, tmpfs workdir, ISO exported)
-sudo podman run --rm --privileged \
+sudo podman run --rm --privileged --entrypoint sh \
   -v "$(pwd):/workspace" \
   -e WORKSPACE_DIR=/workspace \
   -e INITSYS=dinit \
-  localhost/antergos-build:latest sh -c '
+  localhost/antergos-build:latest -c '
     set -euo pipefail
     mkdir -p /var/lib/artools/buildiso
     mount -t tmpfs -o size=12G,exec,suid,dev tmpfs /var/lib/artools/buildiso