ubuntu-knowledge-patch

What problem does it solve?

This Skill provides concise, authoritative updates for Ubuntu changes after the model training cutoff so agents and engineers do not produce broken commands, deprecated configurations, or incompatible packaging choices when targeting Ubuntu 25.10 and later.

Core Features & Use Cases

• System drift mitigation: Highlights replaced binaries and renamed utilities such as sudo-rs, rust-coreutils, and removed packages to prevent runtime failures.
• Packaging and provisioning guidance: Documents APT 3.1 solver changes, new apt diagnostics, repository directive syntax, and wget removal for Dockerfiles and automation scripts.
• Security and crypto updates: Summarizes OpenSSH 10.0 behavior, OpenSSL 3.5 post-quantum defaults, and Chrony with NTS to ensure secure configuration and firewall considerations.
• Use Case: When updating CI provisioning scripts or creating system automation for Ubuntu 25.10, consult this patch to avoid deprecated flags, missing binaries, and new service defaults.

Quick Start

Load the ubuntu-knowledge-patch and ask the agent to apply Ubuntu 25.10 compatibility guidance when modifying packages, configurations, or provisioning scripts.