a200a50085
- Simplify .github/dependabot.yml from 70 to 49 lines - Remove beta ecosystems, custom registries, and detailed ignore rules - Reduce open PR limits (npm: 10→5, github-actions: 5→3) - Remove custom labels and dependency-specific ignore rules - Consolidate npm configs from 2 directories to single root directory - Remove docker ecosystem configuration - Add /health endpoint to coordinator