Add cost service for per-VIN cost estimation

services/cost/main.go

@@ -0,0 +1,43 @@
+package main
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/fiskerinc/cloud-services/services/cost/handlers"
+	"github.com/fiskerinc/cloud-services/services/cost/services"
+
+	"github.com/fiskerinc/cloud-services/pkg/health"
+	"github.com/fiskerinc/cloud-services/pkg/logger"
+	"github.com/fiskerinc/cloud-services/pkg/utils/app"
+	"github.com/fiskerinc/cloud-services/pkg/utils/envtool"
+)
+
+func main() {
+	app.Setup("cost", func() {})
+
+	// Initialize services
+	services.InitClickhouse()
+
+	// Start metrics collector in background
+	collectorInterval := envtool.GetEnvInt("COLLECTOR_INTERVAL_MINUTES", 15)
+	go services.StartMetricsCollector(time.Duration(collectorInterval) * time.Minute)
+
+	// Setup HTTP routes
+	mux := http.NewServeMux()
+	mux.HandleFunc("/cost/vin/", handlers.GetVinCost)
+	mux.HandleFunc("/cost/fleet", handlers.GetFleetCost)
+	mux.HandleFunc("/cost/summary", handlers.GetCostSummary)
+	mux.HandleFunc("/cost/comparison", handlers.GetCostComparison)
+
+	// Start health check server
+	healthServer := &health.HealthCheckServer{}
+	go healthServer.Serve(nil)
+
+	// Start HTTP server
+	port := envtool.GetEnv("PORT", "8077")
+	logger.Info().Msgf("Cost service listening on http://0.0.0.0:%s", port)
+	if err := http.ListenAndServe(":"+port, mux); err != nil {
+		logger.Fatal().Err(err).Msg("Failed to start server")
+	}
+}