Added file management.

config/config.go

@@ -57,6 +57,7 @@ type (
 		App      AppConfig
 		Cache    CacheConfig
 		Database DatabaseConfig
+		Files    FilesConfig
 		Tasks    TasksConfig
 		Mail     MailConfig
 	}
@@ -105,6 +106,11 @@ type (
 		TestConnection string
 	}
 
+	// FilesConfig stores the file system configuration
+	FilesConfig struct {
+		Directory string
+	}
+
 	// TasksConfig stores the tasks configuration
 	TasksConfig struct {
 		Goroutines      int