Server refactor completed

cmd/server/routes_health.go

@@ -0,0 +1,11 @@
+package main
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+// handleHealth handles health check requests
+func (s *Server) handleHealth(w http.ResponseWriter, r *http.Request) {
+	json.NewEncoder(w).Encode(map[string]string{"status": "ok"})
+}