Add channel selection for 2.4GHz and 5GHz #22

	name: Greet Contributors

	on:
	pull_request_target:
	types: [opened]
	issues:
	types: [opened]

	jobs:
	greeting:
	runs-on: ubuntu-latest
	permissions:
	issues: write
	pull-requests: write

	steps:
	- name: Greet new contributor
	uses: actions/first-interaction@v1
	with:
	repo-token: ${{ secrets.GITHUB_TOKEN }}
	issue-message: \|
	Hello @${{ github.actor }},

	Thanks for opening your first issue in nm-hotspot-cli.

	A maintainer will review your issue soon.
	Please refer to CONTRIBUTING.md for guidelines.
	pr-message: \|
	Thanks for opening your first pull request in nm-hotspot-cli, @${{ github.actor }}.

	A maintainer will review your contribution. Here's what happens next:

	1. Automated checks will run
	2. A maintainer will review your code
	3. Changes may be requested
	4. Once approved, your PR will be merged

	Please ensure:
	- Your code follows the project style guidelines
	- You have tested your changes
	- Documentation is updated if needed

	Thank you for contributing.

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