Clean up specified workflow run history

README.md

mkdir ./run && cd ./run
# copy files into directory...
npm install octokit
node ./app.js

app.js

import { Octokit, App } from "octokit";

const octokit = new Octokit({
  auth: '<GITHUB_PAT>'
});

const owner = '<organization>'
const repo = '<repository_name>';
const workflow = '<workflow_file_name_OR_id>';
const dry_run = true; // set `false` when execute delete.

async function deleteWorkflowRuns() {
  let page = 1;
  let hasMorePages = true;

  while (hasMorePages) {
    const runs = await octokit.request(`GET /repos/${owner}/${repo}/actions/workflows/${workflow}/runs`, {
      owner: `${owner}`,
      repo: `${repo}`,
      workflow_id: `${workflow}`,
      headers: {
        'X-GitHub-Api-Version': '2022-11-28'
      },
      per_page: 100,
      page: page
    });

    const tasks = []
    for (const run of runs.data.workflow_runs) {
      console.log(`Deleting run for ${workflow} - ${run.id}`);
      if (!dry_run) {
        const task = octokit.request(`DELETE /repos/${owner}/${repo}/actions/runs/${run.id}`, {
          owner: `${owner}`,
          repo: `${repo}`,
          run_id: `${run.id}`,
          headers: {
            'X-GitHub-Api-Version': '2022-11-28'
          }
        });
        tasks.push(task);
      }
    }
    await Promise.all(tasks);

    hasMorePages = runs.data.workflow_runs.length === 100;
    page++;
  }
}

deleteWorkflowRuns();

package.json

{
  "name": "app",
  "version": "1.0.0",
  "main": "app.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "description": "",
  "dependencies": {
    "octokit": "^4.0.2"
  }
}