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>

.gitignore

@@ -0,0 +1,21 @@
+# Ignore everything by default
+*
+
+# Allow configuration files
+!.gitignore
+!config.toml
+!compose.yaml
+
+# Allow servers directory and its contents
+!servers/
+!servers/**
+
+# Ignore sensitive files
+.env
+*.log
+*.tmp
+
+# Ignore Docker/runtime data
+__pycache__/
+*.pyc
+.cache/