chore: add geocode sync CLI tool

backend/cmd/geocode_sync/main.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/jmoiron/sqlx"
+	_ "github.com/jackc/pgx/v5/stdlib"
+	"github.com/saveinmed/backend-go/internal/config"
+	"github.com/saveinmed/backend-go/internal/infrastructure/mapbox"
+	"github.com/saveinmed/backend-go/internal/infrastructure/notifications"
+	"github.com/saveinmed/backend-go/internal/repository/postgres"
+	"github.com/saveinmed/backend-go/internal/usecase"
+)
+
+func main() {
+	cfg, err := config.Load()
+	if err != nil {
+		log.Fatalf("failed to load config: %v", err)
+	}
+
+	db, err := sqlx.Open("pgx", cfg.DatabaseURL)
+	if err != nil {
+		log.Fatalf("failed to open db: %v", err)
+	}
+
+	repo := postgres.New(db)
+	mapboxClient := mapbox.New(cfg.MapboxAccessToken)
+	notifySvc := notifications.NewLoggerNotificationService()
+	
+	svc := usecase.NewService(repo, nil, mapboxClient, notifySvc, 12.0, 0.06, cfg.JWTSecret, cfg.JWTExpiresIn, cfg.PasswordPepper)
+
+	fmt.Println("Starting retroactive geocode sync...")
+	count, err := svc.GeocodeAllAddresses(context.Background())
+	if err != nil {
+		log.Fatalf("failed to sync: %v", err)
+	}
+
+	fmt.Printf("Successfully updated %d addresses with coordinates.\n", count)
+}