feat: complete cmpp platform phases 0-5

gateway/cmd/gateway/main.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"os"
+
+	"cmpp-platform/gateway/internal/health"
+)
+
+func main() {
+	addr := os.Getenv("GATEWAY_HEALTH_ADDR")
+	if addr == "" {
+		addr = ":8090"
+	}
+
+	log.Printf("cmpp gateway health server listening on %s", addr)
+	if err := http.ListenAndServe(addr, health.Handler()); err != nil {
+		log.Fatalf("gateway health server stopped: %v", err)
+	}
+}

gateway/cmd/spike/main.go

@@ -0,0 +1,29 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"time"
+
+	"cmpp-platform/gateway/internal/spike"
+)
+
+func main() {
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	sim := spike.NewSimulator()
+	result, err := sim.RunLoad(ctx, 15000)
+	if err != nil {
+		log.Fatalf("run spike load: %v", err)
+	}
+
+	fmt.Printf("submitted=%d submitResults=%d receiptEvents=%d duration=%s throughput=%.2f msg/s\n",
+		result.Submitted,
+		result.SubmitResults,
+		result.ReceiptEvents,
+		result.Duration,
+		result.MessagesPerSec,
+	)
+}