Refactor Langfuse configuration and documentation

- Updated .env.example with new service versions and added detailed configuration options for PostgreSQL, ClickHouse, MinIO, and Redis.
- Enhanced README.md and README.zh.md for clearer setup instructions and environment variable descriptions.
- Modified docker-compose.yaml to improve service definitions, health checks, and resource limits for all components.
- Changed MinIO image to Chainguard's production-ready version and updated default credentials.
- Improved health check commands for Phoenix service in docker-compose.yaml.

src/phoenix/docker-compose.yaml

@@ -25,7 +25,7 @@ services:
       phoenix-db:
         condition: service_healthy
     healthcheck:
-      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:6006/healthz"]
+      test: ["CMD", "python3", "-c", "import httpx;r=httpx.get('http://localhost:6006/healthz').raise_for_status()"]
       interval: 30s
       timeout: 10s
       retries: 3