Function ensureImageExists

src/lib/docker.ts:11–45

* Ensure the Docker image exists, build if necessary

()

 * Ensure the Docker image exists, build if necessary
 */
async function ensureImageExists(): Promise<void> {
  try {
    const images = await docker.listImages({
      filters: { reference: ['pilot-agent:latest'] },
    });

    if (images.length === 0) {
      logger.info('Building pilot-agent Docker image');

      const stream = await docker.buildImage({
        context: process.cwd(),
        src: ['Dockerfile.agent'],
      }, {
        t: 'pilot-agent:latest',
        dockerfile: 'Dockerfile.agent',
      });

      await new Promise((resolve, reject) => {
        docker.modem.followProgress(stream, (err, res) => {
          if (err) reject(err);
          else resolve(res);
        }, (event) => {
          if (event.stream) {
            logger.info('Docker build', { message: event.stream.trim() });
          }
        });
      });

      logger.info('Docker image built successfully');
    }
  } catch (error) {
    logger.error('Failed to ensure Docker image exists', { error });
    throw new Error(`Failed to build Docker image: ${error}`);
  }
}

/**
 * Create a new container for a chat session