feat: enhance manage.sh with image version display

manage.sh

@@ -12,11 +12,6 @@ WHITELIST=()
 BLACKLIST=()
 PRIORITY=()
 
-if [[ -f "$CONFIG_FILE" ]]; then
-	bash -n "$CONFIG_FILE" || die "Syntax error in config file"
-	source "$CONFIG_FILE"
-fi
-
 DISCOVERED_STACKS=()
 MANAGED_STACKS=()
 
@@ -25,6 +20,11 @@ die() {
 	exit 1
 }
 
+if [[ -f "$CONFIG_FILE" ]]; then
+	bash -n "$CONFIG_FILE" || die "Syntax error in config file: $CONFIG_FILE"
+	source "$CONFIG_FILE"
+fi
+
 usage() {
 	cat <<EOF
 Usage: $(basename "$0") COMMAND [STACK]
@@ -40,6 +40,7 @@ Commands:
   ps        Show container status
   logs      Follow logs for a stack
   config    Render Compose configuration for a stack
+  images    Show configured images and versions
   list      List discovered stacks and their status
 EOF
 }
@@ -187,6 +188,39 @@ list_stacks() {
 	done
 }
 
+stack_images() {
+	local stack="$1"
+	local output image
+
+	output="$(compose "$stack" config --images)" || return 1
+
+	while IFS= read -r image; do
+		[[ -n "$image" ]] || continue
+		printf '%-24s %s\n' "$stack" "$image"
+	done <<<"$output"
+}
+
+list_images() {
+	local target="${1:-}"
+	local stack
+	local failed=0
+
+	printf '%-24s %s\n' "STACK" "IMAGE"
+	printf '%-24s %s\n' "------------------------" "----------------------------------------"
+
+	if [[ -n "$target" ]]; then
+		require_target "images" "$target"
+		stack_images "$target"
+		return
+	fi
+
+	for stack in "${MANAGED_STACKS[@]}"; do
+		stack_images "$stack" || ((failed += 1))
+	done
+
+	((failed == 0))
+}
+
 require_target() {
 	local command="$1"
 	local target="$2"
@@ -240,6 +274,9 @@ config)
 	require_target "$ACTION" "$TARGET"
 	compose "$TARGET" config
 	;;
+images)
+	list_images "$TARGET"
+	;;
 list)
 	[[ -z "$TARGET" ]] || die "list does not accept a stack name"
 	list_stacks