cleanup: convert intercept and database to types

postgresql/connect.go

@@ -0,0 +1,17 @@
+package postgresql
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/jackc/pgx/v4/pgxpool"
+)
+
+func PgConnect(databaseUrl string) (*pgxpool.Pool, error) {
+	var err error
+	pgxPool, err := pgxpool.Connect(context.Background(), databaseUrl)
+	if err != nil {
+		return nil, fmt.Errorf("pgxpool.Connect(%v): %w", databaseUrl, err)
+	}
+	return pgxPool, nil
+}