mcpd and MCP containers share the mcp-servers Docker network. HTTP probes
must use the container's internal IP + containerPort instead of localhost
+ host-mapped port. Also extracts container IP from Docker inspect.
Updated home-assistant template to use ghcr.io/homeassistant-ai/ha-mcp
Docker image (SSE transport) instead of broken npm package.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>