fix(workflow): remove build contexts from compose; build.sh uses docker build directly

build.sh

@@ -1,17 +1,19 @@
 #!/usr/bin/env bash
 # build.sh — Build Docker images locally for development
-# Usage: ./build.sh [--no-cache] [--push]
+# Usage: ./build.sh [docker build flags, e.g. --no-cache]
 set -euo pipefail
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-COMPOSE_FILE="$SCRIPT_DIR/docker-compose.yml"
-PROJECT="claude-secure"
+REGISTRY="registry.zeidler.dev/docker/playground"
+TAG="${IMAGE_TAG:-latest}"
 
 GREEN='\033[0;32m'; NC='\033[0m'
 info() { echo -e "${GREEN}[+]${NC} $*"; }
 
-dc() { docker compose -f "$COMPOSE_FILE" -p "$PROJECT" "$@"; }
+info "Building proxy..."
+docker build "$@" -t "${REGISTRY}/docker-claude-proxy:${TAG}" "${SCRIPT_DIR}/proxy"
+
+info "Building claude..."
+docker build "$@" -t "${REGISTRY}/docker-claude-claude:${TAG}" "${SCRIPT_DIR}/claude"
 
-info "Building images..."
-dc build "$@"
 info "Done. Run './claude.sh start' to launch."