Huge v2 uplift, now deployable with real user management and tooling!

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

server/middleware/__init__.py

@@ -0,0 +1,18 @@
+"""
+Middleware components for Golf game server.
+
+Provides:
+- RateLimitMiddleware: API rate limiting with Redis backend
+- SecurityHeadersMiddleware: Security headers (CSP, HSTS, etc.)
+- RequestIDMiddleware: Request tracing with X-Request-ID
+"""
+
+from .ratelimit import RateLimitMiddleware
+from .security import SecurityHeadersMiddleware
+from .request_id import RequestIDMiddleware
+
+__all__ = [
+    "RateLimitMiddleware",
+    "SecurityHeadersMiddleware",
+    "RequestIDMiddleware",
+]