Update Docker configuration and plugin versions - Upgrade MariaDB from 10.6 to 11 with auto-upgrade support - Add WordPress debug environment variable to FPM container - Update PHP-FPM Dockerfile base image - Update Include Mastodon Feed plugin with bug fixes and improvements - Update Portfolio plugin (v2.58) with latest translations and demo data enhancements - Remove old README.md from Mastodon Feed plugin 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>

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