code: private Config loadEdgeFileWithOverrides(Path filePath) throws IOException {
      Config edgeConfig = this.pullFileLoader.loadPullFile(filePath, emptyConfig, false);
      return getEdgeConfigWithOverrides(edgeConfig, filePath);
    }
docs: Load the edge file.
  @param filePath path of the edge file relative to the repository root
  @return the configuration object
  @throws IOException