Function enableAutoMerge

packages/bumpy/src/commands/ci.ts:1176–1188

Enable GitHub auto-merge on a PR, trying the available merge methods in order

(rootDir: string, prNumber: string)

          input: updatedBody,
        }),
      );
    }

    if (!process.env.BUMPY_GH_TOKEN) {
      // Push again with the custom token now that the PR exists (see createVersionPr)
      pushWithToken(rootDir, branch, config);
    }
  }

  if (channel.versionPr.automerge && prNumber) {
    await enableAutoMerge(rootDir, prNumber);
  }

  // Switch back to the channel branch
  runArgs(['git', 'checkout', baseBranch], { cwd: rootDir });