build-docker.sh

#!/bin/bash

# Define variables
IMAGE_NAME="websocket-demo"
IMAGE_TAG=${1:-latest}
CONTEXT_PATH=${2:-""}

# Check if Docker is installed and running
if ! docker info > /dev/null 2>&1; then
  echo "Error: Docker is not running or not installed"
  exit 1
fi

# Clean any previous builds
echo "Cleaning up previous Docker builds..."
docker-compose down -v 2>/dev/null || true

# Check if we need to use a context path
if [ -n "$CONTEXT_PATH" ]; then
  echo "Building with API_CONTEXT_PATH=$CONTEXT_PATH"
  export API_CONTEXT_PATH=$CONTEXT_PATH
  sed -i.bak "s/API_CONTEXT_PATH=.*/API_CONTEXT_PATH=$CONTEXT_PATH/" docker-compose.yml
  rm -f docker-compose.yml.bak
else
  echo "Building with empty API_CONTEXT_PATH"
  export API_CONTEXT_PATH=
  sed -i.bak "s/API_CONTEXT_PATH=.*/API_CONTEXT_PATH=/" docker-compose.yml
  rm -f docker-compose.yml.bak
fi

# Build the Docker image
echo "Building Docker image: $IMAGE_NAME:$IMAGE_TAG"
docker-compose build

echo ""
echo "Docker image built successfully!"
echo ""
echo "You can now run the application with:"
echo "docker-compose up"
echo ""
if [ -n "$CONTEXT_PATH" ]; then
  echo "The application will be available at: http://localhost:8080$CONTEXT_PATH"
else
  echo "The application will be available at: http://localhost:8080"
fi
echo "Use docker-compose up -d to run in detached mode"