#docker Tech News.

A homelabber replaced cloud LLMs like Claude with a local Gemma 4 model to interpret monitoring data from Uptime Kuma, Beszel, and Portainer. Instead of writing more scripts, the author asked questions directly. The local LLM eliminated cost, privacy concerns, and external dependencies while providing the missing interpretation layer.

Shekhar Vaidya identified four small utility Docker containers that make homelab management more reliable. One is Vaultwarden, an unofficial Bitwarden-compatible server written in Rust that uses under 50MB of memory, compared to Bitwarden's need for over 1GB. These containers handle boring tasks like password management and centralize passkey usage.

Aikido now scans Docker Hardened Images with built-in VEX support. Vulnerabilities Docker verified as non-exploitable drop out of the queue automatically. The integration reads signed VEX attestations published alongside each image, filtering out cleared CVEs with a clear reason attached.

Docker tested 21 models in a real agent loop across 3,570 tests. GPT-4 scored 0.974, Qwen3 14B scored 0.971, but llama3.3 70B scored only 0.607. A local model's tool-calling ability matters more than parameter count for agent performance.

The author describes a refined era of Symfony developer experience after years of evolving from LAMP stacks through VMs to Docker. Docker still had flaws like permission errors and Xdebug struggles. The new environment solves these pain points for Symfony 7.4 development.

Samir Makwana replaced a Debian VM with Lightwhale, an immutable OS built for Docker that boots from a 200MB ISO into RAM. The OS has no package manager, no installer, and no configuration wizard. After booting and SSHing in, the Docker Engine is ready to run containers.