feat(docker): update Docker deployment for v0.6.0

Major updates to Docker deployment infrastructure:
- Switch default port to 11235 for all services
- Add MCP (Model Context Protocol) support with WebSocket/SSE endpoints
- Simplify docker-compose.yml with auto-platform detection
- Update documentation with new features and examples
- Consolidate configuration and improve resource management

BREAKING CHANGE: Default port changed from 8020 to 11235. Update your configurations and deployment scripts accordingly.

docs/md_v2/blog/releases/0.6.0.md

@@ -0,0 +1,51 @@
+# Crawl4AI 0.6.0
+
+*Release date: 2025‑04‑22*
+
+0.6.0 is the **biggest jump** since the 0.5 series, packing a smarter browser core, pool‑based crawlers, and a ton of DX candy. Expect faster runs, lower RAM burn, and richer diagnostics.
+
+---
+
+## 🚀 Key upgrades
+
+| Area | What changed |
+|------|--------------|
+| **Browser** | New **Browser** management with pooling, page pre‑warm, geolocation + locale + timezone switches |
+| **Crawler** | Console and network log capture, MHTML snapshots, safer `get_page` API |
+| **Server & API** | **Crawler Pool Manager** endpoint, MCP socket + SSE support |
+| **Docs** | v2 layout, floating Ask‑AI helper, GitHub stats badge, copy‑code buttons, Docker API demo |
+| **Tests** | Memory + load benchmarks, 90+ new cases covering MCP and Docker |
+
+---
+
+## ⚠️ Breaking changes
+
+1. **`get_page` signature** – returns `(html, metadata)` instead of plain html.
+2. **Docker** – new Chromium base layer, rebuild images.
+
+---
+
+## How to upgrade
+
+```bash
+pip install -U crawl4ai==0.6.0
+```
+
+---
+
+## Full changelog
+
+The diff between `main` and `next` spans **36 k insertions, 4.9 k deletions** over 121 files. Read the [compare view](https://github.com/unclecode/crawl4ai/compare/0.5.0.post8...0.6.0) or see `CHANGELOG.md` for the granular list.
+
+---
+
+## Upgrade tips
+
+* Using the Docker API? Pull `unclecode/crawl4ai:0.6.0`, new args are documented in `/deploy/docker/README.md`.
+* Stress‑test your stack with `tests/memory/run_benchmark.py` before production rollout.
+* Markdown generators renamed but aliased, update when convenient, warnings will remind you.
+
+---
+
+Happy crawling, ping `@unclecode` on X for questions or memes.
+