Add file size limit and type limit when catching file to upload

[ianjasperlean]

@post('upload')
@UseInterceptors(
GCloudStorageFileInterceptor('file', {
fileFilter: ['jpg', 'png'],
limits: { fileSize: 7 * 1024 * 1024 },
}),
)
uploadFile(@uploadedfile() file) {
console.log(file);
}