/**
 * Storage Configuration Constants
 *
 * Default configuration values for the storage system.
 * These can be overridden at runtime through configuration objects.
 *
 * @module src/storage/constants
 */
import { ADAPTER_HEALTH_STATUS, FILE_ACCESS_LEVEL, PATH_GENERATION_STRATEGY, STORAGE_QUEUE_PRIORITY, RETRY_STRATEGY } from '@plyaz/types';
/**
 * File Validation Configuration
 */
export declare const FILE_VALIDATION_CONFIG: {
    /**
     * Default maximum file size (bytes)
     * 100MB - reasonable default for most applications
     */
    readonly DEFAULT_MAX_FILE_SIZE: number;
    /**
     * Default minimum file size (bytes)
     * 1 byte - allow any non-empty file
     */
    readonly DEFAULT_MIN_FILE_SIZE: 1;
    /**
     * Maximum file size for images (bytes)
     * 25MB - covers high-resolution images
     */
    readonly IMAGE_MAX_SIZE: number;
    /**
     * Maximum file size for videos (bytes)
     * 500MB - allows reasonable quality videos
     */
    readonly VIDEO_MAX_SIZE: number;
    /**
     * Maximum file size for documents (bytes)
     * 50MB - covers most document types including PDFs
     */
    readonly DOCUMENT_MAX_SIZE: number;
    /**
     * Maximum file size for audio (bytes)
     * 100MB - allows high-quality audio files
     */
    readonly AUDIO_MAX_SIZE: number;
    /**
     * Maximum file size for archives (bytes)
     * 1GB - allows compressed collections
     */
    readonly ARCHIVE_MAX_SIZE: number;
    /**
     * Default allowed MIME types for images
     */
    readonly DEFAULT_ALLOWED_IMAGE_TYPES: readonly ["image/jpeg", "image/jpg", "image/png", "image/gif", "image/webp", "image/avif", "image/svg+xml"];
    /**
     * Default allowed MIME types for videos
     */
    readonly DEFAULT_ALLOWED_VIDEO_TYPES: readonly ["video/mp4", "video/mpeg", "video/quicktime", "video/x-msvideo", "video/webm"];
    /**
     * Default allowed MIME types for documents
     */
    readonly DEFAULT_ALLOWED_DOCUMENT_TYPES: readonly ["application/pdf", "application/msword", "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "application/vnd.ms-excel", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "text/plain", "text/csv"];
    /**
     * Default allowed MIME types for audio
     */
    readonly DEFAULT_ALLOWED_AUDIO_TYPES: readonly ["audio/mpeg", "audio/mp3", "audio/wav", "audio/ogg", "audio/webm"];
    /**
     * Blocked executable extensions
     */
    readonly BLOCKED_EXECUTABLE_EXTENSIONS: readonly [".exe", ".bat", ".cmd", ".com", ".sh", ".bash", ".ps1", ".app", ".deb", ".rpm", ".dmg", ".pkg", ".msi"];
};
/**
 * Storage Retry Configuration
 */
export declare const STORAGE_RETRY_CONFIG: {
    /**
     * Default retry strategy
     */
    readonly DEFAULT_STRATEGY: RETRY_STRATEGY.ExponentialBackoff;
    /**
     * Default maximum number of retry attempts
     */
    readonly DEFAULT_MAX_ATTEMPTS: 3;
    /**
     * Default initial delay between retries (milliseconds)
     */
    readonly DEFAULT_INITIAL_DELAY_MS: 1000;
    /**
     * Maximum delay between retries (milliseconds)
     */
    readonly MAX_DELAY_MS: 30000;
    /**
     * Backoff multiplier for exponential backoff
     */
    readonly BACKOFF_MULTIPLIER: 2;
};
/**
 * Path Generation Configuration
 */
export declare const PATH_GENERATION_CONFIG: {
    /**
     * Default path generation strategy
     */
    readonly DEFAULT_STRATEGY: PATH_GENERATION_STRATEGY.HashBased;
    /**
     * Whether to include hash in path by default
     */
    readonly DEFAULT_INCLUDE_HASH: true;
    /**
     * Whether to include timestamp in path by default
     */
    readonly DEFAULT_INCLUDE_TIMESTAMP: false;
    /**
     * Default path template for entity-based strategy
     * Supports: {entityType}, {entityId}, {category}, {filename}, {hash}, {timestamp}
     */
    readonly DEFAULT_ENTITY_TEMPLATE: "{entityType}/{entityId}/{category}/{filename}";
    /**
     * Default path template for date-based strategy
     */
    readonly DEFAULT_DATE_TEMPLATE: "{year}/{month}/{day}/{filename}";
    /**
     * Default path template for category-based strategy
     */
    readonly DEFAULT_CATEGORY_TEMPLATE: "{category}/{filename}";
};
/**
 * Storage Queue Configuration
 */
export declare const STORAGE_QUEUE_CONFIG: {
    /**
     * Default maximum queue size
     */
    readonly DEFAULT_MAX_SIZE: 10000;
    /**
     * Default number of concurrent workers
     */
    readonly DEFAULT_CONCURRENCY: 5;
    /**
     * Default queue priority
     */
    readonly DEFAULT_PRIORITY: STORAGE_QUEUE_PRIORITY.NORMAL;
    /**
     * Default maximum retries for queue items
     */
    readonly DEFAULT_MAX_RETRIES: 3;
    /**
     * Default retry delay for failed queue items (milliseconds)
     */
    readonly DEFAULT_RETRY_DELAY_MS: 5000;
};
/**
 * Adapter Configuration
 */
export declare const ADAPTER_CONFIG: {
    /**
     * Default adapter priority
     */
    readonly DEFAULT_PRIORITY: 1;
    /**
     * Default health check interval (milliseconds)
     */
    readonly DEFAULT_HEALTH_CHECK_INTERVAL_MS: 30000;
    /**
     * Default health check timeout (milliseconds)
     */
    readonly DEFAULT_HEALTH_CHECK_TIMEOUT_MS: 5000;
    /**
     * Default healthy status
     */
    readonly DEFAULT_HEALTH_STATUS: ADAPTER_HEALTH_STATUS.UNKNOWN;
    /**
     * Maximum acceptable health check response time (milliseconds)
     */
    readonly MAX_ACCEPTABLE_RESPONSE_TIME_MS: 2000;
};
/**
 * Upload Configuration
 */
export declare const UPLOAD_CONFIG: {
    /**
     * Default maximum concurrent uploads
     */
    readonly DEFAULT_MAX_CONCURRENT: 3;
    /**
     * Maximum allowed concurrent uploads (hard limit)
     */
    readonly MAX_CONCURRENT: 10;
    /**
     * Default upload timeout (milliseconds)
     * 5 minutes for large files
     */
    readonly DEFAULT_TIMEOUT_MS: 300000;
    /**
     * Default chunk size for chunked uploads (bytes)
     * 5MB per chunk
     */
    readonly DEFAULT_CHUNK_SIZE: number;
    /**
     * Minimum file size to trigger chunked upload (bytes)
     * 50MB - files larger than this use chunked upload
     */
    readonly CHUNKED_UPLOAD_THRESHOLD: number;
    /**
     * Maximum number of upload retries
     */
    readonly MAX_UPLOAD_RETRIES: 3;
    /**
     * Whether to extract metadata by default
     */
    readonly DEFAULT_EXTRACT_METADATA: true;
    /**
     * Whether to scan for viruses by default
     */
    readonly DEFAULT_VIRUS_SCAN: false;
    /**
     * Default file access level
     */
    readonly DEFAULT_ACCESS_LEVEL: FILE_ACCESS_LEVEL.PRIVATE;
};
/**
 * Download Configuration
 */
export declare const DOWNLOAD_CONFIG: {
    /**
     * Default download timeout (milliseconds)
     */
    readonly DEFAULT_TIMEOUT_MS: 120000;
    /**
     * Default signed URL expiry (seconds)
     * 1 hour
     */
    readonly DEFAULT_SIGNED_URL_EXPIRY_SECONDS: 3600;
    /**
     * Maximum signed URL expiry (seconds)
     * 7 days
     */
    readonly MAX_SIGNED_URL_EXPIRY_SECONDS: 604800;
    /**
     * Minimum signed URL expiry (seconds)
     * 5 minutes
     */
    readonly MIN_SIGNED_URL_EXPIRY_SECONDS: 300;
};
/**
 * Media Processing Configuration
 */
export declare const MEDIA_PROCESSING_CONFIG: {
    /**
     * Default image quality (1-100)
     */
    readonly DEFAULT_IMAGE_QUALITY: 85;
    /**
     * Default thumbnail width (pixels)
     */
    readonly DEFAULT_THUMBNAIL_WIDTH: 200;
    /**
     * Default thumbnail height (pixels)
     */
    readonly DEFAULT_THUMBNAIL_HEIGHT: 200;
    /**
     * Default image format for conversion
     */
    readonly DEFAULT_IMAGE_FORMAT: "jpeg";
    /**
     * Maximum processing timeout (milliseconds)
     * 10 minutes for complex media processing
     */
    readonly MAX_PROCESSING_TIMEOUT_MS: 600000;
    /**
     * Maximum image dimensions (pixels)
     */
    readonly MAX_IMAGE_DIMENSIONS: 10000;
    /**
     * Whether to generate thumbnails by default
     */
    readonly DEFAULT_GENERATE_THUMBNAIL: true;
};
/**
 * Virus Scan Configuration
 */
export declare const VIRUS_SCAN_CONFIG: {
    /**
     * Maximum file size to scan (bytes)
     * 100MB - VirusTotal free tier limit
     */
    readonly MAX_SCAN_SIZE: number;
    /**
     * Whether to fail upload on virus detection
     */
    readonly FAIL_ON_DETECTION: true;
    /**
     * Scan timeout (milliseconds)
     */
    readonly SCAN_TIMEOUT_MS: 60000;
};
/**
 * Compliance Configuration
 */
export declare const COMPLIANCE_CONFIG: {
    /**
     * Default retention period (days)
     */
    readonly DEFAULT_RETENTION_DAYS: 365;
    /**
     * Whether files are immutable by default
     */
    readonly DEFAULT_IMMUTABLE: false;
    /**
     * Whether to auto-delete after retention expires
     */
    readonly DEFAULT_AUTO_DELETE: false;
    /**
     * Retention check interval (milliseconds)
     * Check daily
     */
    readonly RETENTION_CHECK_INTERVAL_MS: 86400000;
};
/**
 * Storage Template & PDF Configuration
 */
export declare const STORAGE_TEMPLATE_CONFIG: {
    /**
     * Default PDF format
     */
    readonly DEFAULT_PDF_FORMAT: "A4";
    /**
     * Default PDF orientation
     */
    readonly DEFAULT_PDF_ORIENTATION: "portrait";
    /**
     * Default PDF margin
     */
    readonly DEFAULT_PDF_MARGIN: {
        readonly top: "20mm";
        readonly right: "15mm";
        readonly bottom: "20mm";
        readonly left: "15mm";
    };
    /**
     * Whether to print background by default
     */
    readonly DEFAULT_PRINT_BACKGROUND: true;
    /**
     * Default PDF scale
     */
    readonly DEFAULT_PDF_SCALE: 1;
    /**
     * Minimum PDF scale factor
     */
    readonly PDF_SCALE_MIN: 0.1;
    /**
     * Maximum PDF scale factor
     */
    readonly PDF_SCALE_MAX: 2;
    /**
     * PDF generation timeout (milliseconds)
     */
    readonly PDF_GENERATION_TIMEOUT_MS: 60000;
    /**
     * Maximum template size (bytes)
     */
    readonly MAX_TEMPLATE_SIZE: 1048576;
};
/**
 * Share Link Configuration
 */
export declare const SHARE_LINK_CONFIG: {
    /**
     * Default share link expiry (seconds)
     * 7 days
     */
    readonly DEFAULT_EXPIRY_SECONDS: 604800;
    /**
     * Maximum share link expiry (seconds)
     * 30 days
     */
    readonly MAX_EXPIRY_SECONDS: 2592000;
    /**
     * Default maximum downloads per share link
     */
    readonly DEFAULT_MAX_DOWNLOADS: 100;
    /**
     * Whether to require password by default
     */
    readonly DEFAULT_REQUIRE_PASSWORD: false;
};
/**
 * TTL Configuration
 */
export declare const TTL_CONFIG: {
    /**
     * Default TTL for temporary files (seconds)
     * 24 hours
     */
    readonly DEFAULT_TTL_SECONDS: 86400;
    /**
     * TTL cleanup interval (milliseconds)
     * Check every hour
     */
    readonly CLEANUP_INTERVAL_MS: 3600000;
    /**
     * Grace period before actual deletion (milliseconds)
     * 1 hour buffer
     */
    readonly DELETION_GRACE_PERIOD_MS: 3600000;
};
/**
 * CORS Configuration
 */
export declare const CORS_CONFIG: {
    /**
     * Default allowed origins
     */
    readonly DEFAULT_ALLOWED_ORIGINS: readonly ["*"];
    /**
     * Default allowed methods
     */
    readonly DEFAULT_ALLOWED_METHODS: readonly ["GET", "POST", "PUT", "DELETE", "HEAD"];
    /**
     * Default allowed headers
     */
    readonly DEFAULT_ALLOWED_HEADERS: readonly ["Content-Type", "Authorization", "X-Requested-With", "X-Upload-Content-Type", "X-Upload-Content-Length"];
    /**
     * Default exposed headers
     */
    readonly DEFAULT_EXPOSED_HEADERS: readonly ["ETag", "Content-Length", "Content-Type", "Last-Modified"];
    /**
     * Default max age (seconds)
     */
    readonly DEFAULT_MAX_AGE_SECONDS: 3600;
    /**
     * Whether to allow credentials by default
     */
    readonly DEFAULT_ALLOW_CREDENTIALS: false;
};
/**
 * Audit Log Configuration
 */
export declare const AUDIT_CONFIG: {
    /**
     * Whether to log uploads by default
     */
    readonly DEFAULT_LOG_UPLOADS: true;
    /**
     * Whether to log downloads by default
     */
    readonly DEFAULT_LOG_DOWNLOADS: true;
    /**
     * Whether to log deletes by default
     */
    readonly DEFAULT_LOG_DELETES: true;
    /**
     * Audit log retention period (days)
     */
    readonly LOG_RETENTION_DAYS: 365;
    /**
     * Maximum audit log size per file (bytes)
     */
    readonly MAX_LOG_SIZE: number;
};
/**
 * CDN Invalidation Configuration
 */
export declare const CDN_CONFIG: {
    /**
     * Default invalidation timeout (milliseconds)
     */
    readonly DEFAULT_INVALIDATION_TIMEOUT_MS: 30000;
    /**
     * Maximum batch size for invalidation
     */
    readonly MAX_INVALIDATION_BATCH_SIZE: 100;
    /**
     * Invalidation retry attempts
     */
    readonly INVALIDATION_MAX_RETRIES: 3;
};
/**
 * Monitoring Configuration
 */
export declare const MONITORING_CONFIG: {
    /**
     * Metrics collection interval (milliseconds)
     */
    readonly METRICS_INTERVAL_MS: 60000;
    /**
     * Whether to track upload progress by default
     */
    readonly DEFAULT_TRACK_PROGRESS: true;
    /**
     * Progress update interval (milliseconds)
     */
    readonly PROGRESS_UPDATE_INTERVAL_MS: 500;
};
/**
 * Cloudflare R2 Configuration
 */
export declare const CLOUDFLARE_R2_CONFIG: {
    /**
     * Default region
     */
    readonly DEFAULT_REGION: "auto";
    /**
     * Default endpoint format
     */
    readonly DEFAULT_ENDPOINT_FORMAT: "https://{accountId}.r2.cloudflarestorage.com";
};
/**
 * Supabase Storage Configuration
 */
export declare const SUPABASE_STORAGE_CONFIG: {
    /**
     * Default bucket name
     */
    readonly DEFAULT_BUCKET: "uploads";
    /**
     * Upload upsert by default
     */
    readonly DEFAULT_UPSERT: false;
};
/**
 * Export all configuration as a single object for convenience
 */
export declare const STORAGE_PACKAGE_CONFIG: {
    readonly FILE_VALIDATION: {
        /**
         * Default maximum file size (bytes)
         * 100MB - reasonable default for most applications
         */
        readonly DEFAULT_MAX_FILE_SIZE: number;
        /**
         * Default minimum file size (bytes)
         * 1 byte - allow any non-empty file
         */
        readonly DEFAULT_MIN_FILE_SIZE: 1;
        /**
         * Maximum file size for images (bytes)
         * 25MB - covers high-resolution images
         */
        readonly IMAGE_MAX_SIZE: number;
        /**
         * Maximum file size for videos (bytes)
         * 500MB - allows reasonable quality videos
         */
        readonly VIDEO_MAX_SIZE: number;
        /**
         * Maximum file size for documents (bytes)
         * 50MB - covers most document types including PDFs
         */
        readonly DOCUMENT_MAX_SIZE: number;
        /**
         * Maximum file size for audio (bytes)
         * 100MB - allows high-quality audio files
         */
        readonly AUDIO_MAX_SIZE: number;
        /**
         * Maximum file size for archives (bytes)
         * 1GB - allows compressed collections
         */
        readonly ARCHIVE_MAX_SIZE: number;
        /**
         * Default allowed MIME types for images
         */
        readonly DEFAULT_ALLOWED_IMAGE_TYPES: readonly ["image/jpeg", "image/jpg", "image/png", "image/gif", "image/webp", "image/avif", "image/svg+xml"];
        /**
         * Default allowed MIME types for videos
         */
        readonly DEFAULT_ALLOWED_VIDEO_TYPES: readonly ["video/mp4", "video/mpeg", "video/quicktime", "video/x-msvideo", "video/webm"];
        /**
         * Default allowed MIME types for documents
         */
        readonly DEFAULT_ALLOWED_DOCUMENT_TYPES: readonly ["application/pdf", "application/msword", "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "application/vnd.ms-excel", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "text/plain", "text/csv"];
        /**
         * Default allowed MIME types for audio
         */
        readonly DEFAULT_ALLOWED_AUDIO_TYPES: readonly ["audio/mpeg", "audio/mp3", "audio/wav", "audio/ogg", "audio/webm"];
        /**
         * Blocked executable extensions
         */
        readonly BLOCKED_EXECUTABLE_EXTENSIONS: readonly [".exe", ".bat", ".cmd", ".com", ".sh", ".bash", ".ps1", ".app", ".deb", ".rpm", ".dmg", ".pkg", ".msi"];
    };
    readonly RETRY: {
        /**
         * Default retry strategy
         */
        readonly DEFAULT_STRATEGY: RETRY_STRATEGY.ExponentialBackoff;
        /**
         * Default maximum number of retry attempts
         */
        readonly DEFAULT_MAX_ATTEMPTS: 3;
        /**
         * Default initial delay between retries (milliseconds)
         */
        readonly DEFAULT_INITIAL_DELAY_MS: 1000;
        /**
         * Maximum delay between retries (milliseconds)
         */
        readonly MAX_DELAY_MS: 30000;
        /**
         * Backoff multiplier for exponential backoff
         */
        readonly BACKOFF_MULTIPLIER: 2;
    };
    readonly PATH_GENERATION: {
        /**
         * Default path generation strategy
         */
        readonly DEFAULT_STRATEGY: PATH_GENERATION_STRATEGY.HashBased;
        /**
         * Whether to include hash in path by default
         */
        readonly DEFAULT_INCLUDE_HASH: true;
        /**
         * Whether to include timestamp in path by default
         */
        readonly DEFAULT_INCLUDE_TIMESTAMP: false;
        /**
         * Default path template for entity-based strategy
         * Supports: {entityType}, {entityId}, {category}, {filename}, {hash}, {timestamp}
         */
        readonly DEFAULT_ENTITY_TEMPLATE: "{entityType}/{entityId}/{category}/{filename}";
        /**
         * Default path template for date-based strategy
         */
        readonly DEFAULT_DATE_TEMPLATE: "{year}/{month}/{day}/{filename}";
        /**
         * Default path template for category-based strategy
         */
        readonly DEFAULT_CATEGORY_TEMPLATE: "{category}/{filename}";
    };
    readonly QUEUE: {
        /**
         * Default maximum queue size
         */
        readonly DEFAULT_MAX_SIZE: 10000;
        /**
         * Default number of concurrent workers
         */
        readonly DEFAULT_CONCURRENCY: 5;
        /**
         * Default queue priority
         */
        readonly DEFAULT_PRIORITY: STORAGE_QUEUE_PRIORITY.NORMAL;
        /**
         * Default maximum retries for queue items
         */
        readonly DEFAULT_MAX_RETRIES: 3;
        /**
         * Default retry delay for failed queue items (milliseconds)
         */
        readonly DEFAULT_RETRY_DELAY_MS: 5000;
    };
    readonly ADAPTER: {
        /**
         * Default adapter priority
         */
        readonly DEFAULT_PRIORITY: 1;
        /**
         * Default health check interval (milliseconds)
         */
        readonly DEFAULT_HEALTH_CHECK_INTERVAL_MS: 30000;
        /**
         * Default health check timeout (milliseconds)
         */
        readonly DEFAULT_HEALTH_CHECK_TIMEOUT_MS: 5000;
        /**
         * Default healthy status
         */
        readonly DEFAULT_HEALTH_STATUS: ADAPTER_HEALTH_STATUS.UNKNOWN;
        /**
         * Maximum acceptable health check response time (milliseconds)
         */
        readonly MAX_ACCEPTABLE_RESPONSE_TIME_MS: 2000;
    };
    readonly UPLOAD: {
        /**
         * Default maximum concurrent uploads
         */
        readonly DEFAULT_MAX_CONCURRENT: 3;
        /**
         * Maximum allowed concurrent uploads (hard limit)
         */
        readonly MAX_CONCURRENT: 10;
        /**
         * Default upload timeout (milliseconds)
         * 5 minutes for large files
         */
        readonly DEFAULT_TIMEOUT_MS: 300000;
        /**
         * Default chunk size for chunked uploads (bytes)
         * 5MB per chunk
         */
        readonly DEFAULT_CHUNK_SIZE: number;
        /**
         * Minimum file size to trigger chunked upload (bytes)
         * 50MB - files larger than this use chunked upload
         */
        readonly CHUNKED_UPLOAD_THRESHOLD: number;
        /**
         * Maximum number of upload retries
         */
        readonly MAX_UPLOAD_RETRIES: 3;
        /**
         * Whether to extract metadata by default
         */
        readonly DEFAULT_EXTRACT_METADATA: true;
        /**
         * Whether to scan for viruses by default
         */
        readonly DEFAULT_VIRUS_SCAN: false;
        /**
         * Default file access level
         */
        readonly DEFAULT_ACCESS_LEVEL: FILE_ACCESS_LEVEL.PRIVATE;
    };
    readonly DOWNLOAD: {
        /**
         * Default download timeout (milliseconds)
         */
        readonly DEFAULT_TIMEOUT_MS: 120000;
        /**
         * Default signed URL expiry (seconds)
         * 1 hour
         */
        readonly DEFAULT_SIGNED_URL_EXPIRY_SECONDS: 3600;
        /**
         * Maximum signed URL expiry (seconds)
         * 7 days
         */
        readonly MAX_SIGNED_URL_EXPIRY_SECONDS: 604800;
        /**
         * Minimum signed URL expiry (seconds)
         * 5 minutes
         */
        readonly MIN_SIGNED_URL_EXPIRY_SECONDS: 300;
    };
    readonly MEDIA_PROCESSING: {
        /**
         * Default image quality (1-100)
         */
        readonly DEFAULT_IMAGE_QUALITY: 85;
        /**
         * Default thumbnail width (pixels)
         */
        readonly DEFAULT_THUMBNAIL_WIDTH: 200;
        /**
         * Default thumbnail height (pixels)
         */
        readonly DEFAULT_THUMBNAIL_HEIGHT: 200;
        /**
         * Default image format for conversion
         */
        readonly DEFAULT_IMAGE_FORMAT: "jpeg";
        /**
         * Maximum processing timeout (milliseconds)
         * 10 minutes for complex media processing
         */
        readonly MAX_PROCESSING_TIMEOUT_MS: 600000;
        /**
         * Maximum image dimensions (pixels)
         */
        readonly MAX_IMAGE_DIMENSIONS: 10000;
        /**
         * Whether to generate thumbnails by default
         */
        readonly DEFAULT_GENERATE_THUMBNAIL: true;
    };
    readonly VIRUS_SCAN: {
        /**
         * Maximum file size to scan (bytes)
         * 100MB - VirusTotal free tier limit
         */
        readonly MAX_SCAN_SIZE: number;
        /**
         * Whether to fail upload on virus detection
         */
        readonly FAIL_ON_DETECTION: true;
        /**
         * Scan timeout (milliseconds)
         */
        readonly SCAN_TIMEOUT_MS: 60000;
    };
    readonly COMPLIANCE: {
        /**
         * Default retention period (days)
         */
        readonly DEFAULT_RETENTION_DAYS: 365;
        /**
         * Whether files are immutable by default
         */
        readonly DEFAULT_IMMUTABLE: false;
        /**
         * Whether to auto-delete after retention expires
         */
        readonly DEFAULT_AUTO_DELETE: false;
        /**
         * Retention check interval (milliseconds)
         * Check daily
         */
        readonly RETENTION_CHECK_INTERVAL_MS: 86400000;
    };
    readonly TEMPLATE: {
        /**
         * Default PDF format
         */
        readonly DEFAULT_PDF_FORMAT: "A4";
        /**
         * Default PDF orientation
         */
        readonly DEFAULT_PDF_ORIENTATION: "portrait";
        /**
         * Default PDF margin
         */
        readonly DEFAULT_PDF_MARGIN: {
            readonly top: "20mm";
            readonly right: "15mm";
            readonly bottom: "20mm";
            readonly left: "15mm";
        };
        /**
         * Whether to print background by default
         */
        readonly DEFAULT_PRINT_BACKGROUND: true;
        /**
         * Default PDF scale
         */
        readonly DEFAULT_PDF_SCALE: 1;
        /**
         * Minimum PDF scale factor
         */
        readonly PDF_SCALE_MIN: 0.1;
        /**
         * Maximum PDF scale factor
         */
        readonly PDF_SCALE_MAX: 2;
        /**
         * PDF generation timeout (milliseconds)
         */
        readonly PDF_GENERATION_TIMEOUT_MS: 60000;
        /**
         * Maximum template size (bytes)
         */
        readonly MAX_TEMPLATE_SIZE: 1048576;
    };
    readonly SHARE_LINK: {
        /**
         * Default share link expiry (seconds)
         * 7 days
         */
        readonly DEFAULT_EXPIRY_SECONDS: 604800;
        /**
         * Maximum share link expiry (seconds)
         * 30 days
         */
        readonly MAX_EXPIRY_SECONDS: 2592000;
        /**
         * Default maximum downloads per share link
         */
        readonly DEFAULT_MAX_DOWNLOADS: 100;
        /**
         * Whether to require password by default
         */
        readonly DEFAULT_REQUIRE_PASSWORD: false;
    };
    readonly TTL: {
        /**
         * Default TTL for temporary files (seconds)
         * 24 hours
         */
        readonly DEFAULT_TTL_SECONDS: 86400;
        /**
         * TTL cleanup interval (milliseconds)
         * Check every hour
         */
        readonly CLEANUP_INTERVAL_MS: 3600000;
        /**
         * Grace period before actual deletion (milliseconds)
         * 1 hour buffer
         */
        readonly DELETION_GRACE_PERIOD_MS: 3600000;
    };
    readonly CORS: {
        /**
         * Default allowed origins
         */
        readonly DEFAULT_ALLOWED_ORIGINS: readonly ["*"];
        /**
         * Default allowed methods
         */
        readonly DEFAULT_ALLOWED_METHODS: readonly ["GET", "POST", "PUT", "DELETE", "HEAD"];
        /**
         * Default allowed headers
         */
        readonly DEFAULT_ALLOWED_HEADERS: readonly ["Content-Type", "Authorization", "X-Requested-With", "X-Upload-Content-Type", "X-Upload-Content-Length"];
        /**
         * Default exposed headers
         */
        readonly DEFAULT_EXPOSED_HEADERS: readonly ["ETag", "Content-Length", "Content-Type", "Last-Modified"];
        /**
         * Default max age (seconds)
         */
        readonly DEFAULT_MAX_AGE_SECONDS: 3600;
        /**
         * Whether to allow credentials by default
         */
        readonly DEFAULT_ALLOW_CREDENTIALS: false;
    };
    readonly AUDIT: {
        /**
         * Whether to log uploads by default
         */
        readonly DEFAULT_LOG_UPLOADS: true;
        /**
         * Whether to log downloads by default
         */
        readonly DEFAULT_LOG_DOWNLOADS: true;
        /**
         * Whether to log deletes by default
         */
        readonly DEFAULT_LOG_DELETES: true;
        /**
         * Audit log retention period (days)
         */
        readonly LOG_RETENTION_DAYS: 365;
        /**
         * Maximum audit log size per file (bytes)
         */
        readonly MAX_LOG_SIZE: number;
    };
    readonly CDN: {
        /**
         * Default invalidation timeout (milliseconds)
         */
        readonly DEFAULT_INVALIDATION_TIMEOUT_MS: 30000;
        /**
         * Maximum batch size for invalidation
         */
        readonly MAX_INVALIDATION_BATCH_SIZE: 100;
        /**
         * Invalidation retry attempts
         */
        readonly INVALIDATION_MAX_RETRIES: 3;
    };
    readonly MONITORING: {
        /**
         * Metrics collection interval (milliseconds)
         */
        readonly METRICS_INTERVAL_MS: 60000;
        /**
         * Whether to track upload progress by default
         */
        readonly DEFAULT_TRACK_PROGRESS: true;
        /**
         * Progress update interval (milliseconds)
         */
        readonly PROGRESS_UPDATE_INTERVAL_MS: 500;
    };
    readonly CLOUDFLARE_R2: {
        /**
         * Default region
         */
        readonly DEFAULT_REGION: "auto";
        /**
         * Default endpoint format
         */
        readonly DEFAULT_ENDPOINT_FORMAT: "https://{accountId}.r2.cloudflarestorage.com";
    };
    readonly SUPABASE_STORAGE: {
        /**
         * Default bucket name
         */
        readonly DEFAULT_BUCKET: "uploads";
        /**
         * Upload upsert by default
         */
        readonly DEFAULT_UPSERT: false;
    };
};
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