ci: add workflow_dispatch triggers - #27

On November 2, 2026, GitHub will restrict `pull_request_target` on public repositories by default. To continue allowing the event trigger, configure an Actions policy. Learn more: https://gh.io/securely-using-pull_request_target#default-policy-for-pull_request_target

Unexpected input(s) 'repo-token', valid inputs are ['issue_message', 'pr_message', 'repo_token']