feat: add LLMX configuration with Crawl4AI RAG MCP server

- Add config.toml with MCP servers configuration
- Add compose.yaml for PostgreSQL+pgvector, PostgREST, and Crawl4AI RAG
- Include forked mcp-crawl4ai-rag with BGE 1024-dim embedding support
- Custom schema (crawled_pages_1024.sql) for BGE embeddings

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

servers/mcp-crawl4ai-rag/Dockerfile

@@ -0,0 +1,21 @@
+FROM python:3.12-slim
+
+ARG PORT=8051
+
+WORKDIR /app
+
+# Install uv
+RUN pip install uv
+
+# Copy the MCP server files
+COPY . .
+
+# Install packages directly to the system (no virtual environment)
+# Combining commands to reduce Docker layers
+RUN uv pip install --system -e . && \
+    crawl4ai-setup
+
+EXPOSE ${PORT}
+
+# Command to run the MCP server
+CMD ["python", "src/crawl4ai_mcp.py"]