Ansible Role: SSHD Configuration (sshd_config_role)

📌 Description

This Ansible role secures the SSHD service by disabling direct root login (PermitRootLogin no).
It also validates the SSH configuration before restarting the service to prevent accidental loss of access.

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📦 Requirements

• Target OS: Debian 11 / 12 (can be adapted for other distributions)
• Ansible ≥ 2.9 installed on the control machine
• SSH access with sudo privileges