ci: add dependabot automerge workflow

[loadinglucian]

Add GitHub Actions workflow that automatically approves and squash-merges Dependabot PRs.

• Triggers on pull requests from dependabot[bot]
• Auto-approves and enables squash merge

Summary by CodeRabbit

• Chores
  • Enhanced continuous integration automation to streamline dependency update processing and reduce manual maintenance overhead.

_{✏️ Tip: You can customize this high-level summary in your review settings.}

[coderabbitai]

Caution

Review failed

The pull request is closed.

📝 Walkthrough

Walkthrough

A new GitHub Actions workflow is added to automatically approve and enable auto-merge for Dependabot pull requests. The workflow triggers on pull request events, filters for Dependabot bot actor, and executes two sequential steps: approving the PR and enabling squash auto-merge using GitHub CLI commands.

Changes

Cohort / File(s)	Summary
GitHub Actions Workflow ​.github/workflows/dependabot-automerge.yml	Adds new automation workflow triggered on pull requests from dependabot[bot]. Includes two steps: (1) Approve PR via gh CLI, (2) Enable squash auto-merge. Uses environment variables to pass PR URL and GitHub token to workflow steps.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~8 minutes

Poem

🐰 A hop, approve, and merge so neat,
Dependabot's updates now complete,
No human clicks to slow the beat,
Automation makes the workflow sweet!
With squash and speed, the journey's fleet. 🚀

---

📜 Recent review details

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 8067892 and 68bc9c0.

📒 Files selected for processing (1)

• .github/workflows/dependabot-automerge.yml

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}