add ability to build local variants from a ./.code directory

build.sh

@@ -2,7 +2,7 @@
 set -euo pipefail
 shopt -s extglob
 
-cd "$(dirname "$0")"
+readonly DIR="$(cd "$(dirname "$0")"; pwd)"
 
 if (( $# == 0 )); then
   readonly images=(core basic !(template|core|basic)/)
@@ -11,5 +11,13 @@ else
 fi
 
 for image in "${images[@]}"; do
-  podman build -t "code-${image%/}" -f "${image%/}/Containerfile"
+  if [[ "$image" == '.' ]]; then
+    tag="$(basename "$(pwd)")"
+    contdir='.code'
+  else
+    tag="$image"
+    contdir="$DIR/${image%/}"
+  fi
+
+  podman build -t "code-${tag}" -f "${contdir}/Containerfile"
 done

code

@@ -25,19 +25,18 @@ readonly DIR="$(dirname "$(readlink -f -- "$0")")"
 ports=()
 loopback=false
 variant="$DEFAULT_VARIANT"
+variants=($(
+  podman image list code- -n | sed -n 's|^[^ ]\+/code-\([^ ]\+\) .*|\1|p'
+))
 
 for arg in "$@"; do
   case "$arg" in
     --publish     ) shift; ports+=("$1");;
     --loopback    ) loopback=true;;
-    --variants    ) 
-      for f in "$DIR"/*; do
-        [[ "$f" == */template || ! -d "$f" ]] || echo "${f##*/}";
-      done
-      exit;;
+    --variants    ) printf '%s\n' "${variants[@]}"; exit;;
     -h | --help   ) echo >&2 "$HELP"; exit;;
     --*           )
-      if [[ ! -d "${DIR}/${arg#--}" ]]; then break; fi
+      [[ " ${variants[*]} " == *" ${arg#--} "* ]] || break
       variant="${arg#--}";;
     *             ) break;;
   esac