feat: establish Go service and database foundation

cmd/migrate/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"context"
+	"log/slog"
+	"os"
+	"time"
+
+	"git.amiirkhl.ir/starcoach-hackathon/zarinpal-analytics-backend/internal/config"
+	"git.amiirkhl.ir/starcoach-hackathon/zarinpal-analytics-backend/internal/database"
+)
+
+func main() {
+	logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
+	cfg, err := config.Load()
+	if err != nil {
+		logger.Error("configuration failed", "error", err)
+		os.Exit(1)
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+	pool, err := database.Open(ctx, cfg.DatabaseURL)
+	if err != nil {
+		logger.Error("database connection failed", "error", err)
+		os.Exit(1)
+	}
+	defer pool.Close()
+	migration, err := os.ReadFile("migrations/000001_mvp.sql")
+	if err != nil {
+		logger.Error("reading migration failed", "error", err)
+		os.Exit(1)
+	}
+	if err := database.Migrate(ctx, pool, string(migration)); err != nil {
+		logger.Error("migration failed", "error", err)
+		os.Exit(1)
+	}
+	logger.Info("migration complete", "version", 1)
+}