Issue assigner

Assign issues to the last user that changed that line.

Create a workflow:

name: "Issue assigner"

on: [issues, issue_comment]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: estrada9166/issue-assigner@v1
      with:
        GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
        WITH_COMMENTS: true

If you don't want this action to post comments on your issue with the commit information, update .yml file with

WITH_COMMENTS: false

Create an issue