feat: Implement file upload functionality with MinIO integration

- Added new dependencies for HMAC, hex, and urlencoding in Cargo.toml.
- Introduced FileUploadSchema for handling multipart file uploads.
- Enhanced UsersService with upload_file method to handle file uploads to MinIO.
- Implemented MinioService for managing MinIO interactions, including file uploads and presigned URL generation.
- Updated environment configuration to include MinIO region and secure settings.
- Added validation for file types and sizes during upload.
- Improved error handling and logging for file upload processes.
- Created utility functions for base64 decoding and content type extraction.

imphnen-gateway/src/docs.rs

@@ -29,6 +29,7 @@ use imphnen_iam::{
 	RolesRequestUpdateDto, TokenDto, UsersCreateRequestDto, UsersDetailItemDto,
 	UsersListItemDto, UsersUpdateRequestDto, auth, permissions, roles, users,
 };
+use imphnen_iam::users::users_controller::FileUploadSchema;
 use utoipa::{
 	Modify, OpenApi,
 	openapi::security::{Http, HttpAuthScheme, SecurityScheme},
@@ -115,6 +116,7 @@ use utoipa::{
            UsersListItemDto,
            UsersUpdateRequestDto,
            UsersCreateRequestDto,
+           FileUploadSchema,
            GachaClaimItemDto,
            GachaClaimRequestDto,
            GachaItemDto,