Module update 

Self-update version check functionality.

This module provides functionality to check for newer versions of dcg by querying the GitHub Releases API. Results are cached to avoid API spam.

Structs

BackupEntry

Backup entry metadata stored alongside the backup binary.

VersionCheckResult

Result of a version check operation.

Enums

VersionCheckError

Errors that can occur during version check or update.

Constants

CACHE_DURATION

Cache duration for version checks (24 hours).

Functions

backup_dir

Get the path to the backup directory.

check_for_update

Check for updates, using cache if available.

clear_cache

Clear the version check cache.

create_backup

Create a backup of the current dcg binary before updating.

current_version

Get the current version of dcg from Cargo.toml.

format_backup_list

Format backup list for display.

format_check_result

Format the version check result for display.

format_check_result_json

Format version check result as JSON.

get_update_notice

Get an update notice from the cache without blocking.

is_update_check_enabled

Check if update checking is enabled via environment variable.

list_backups

List all available backup versions, sorted by creation time (newest first).

read_cached_check

Read a cached version check result if it is still fresh.

rollback

Rollback to a previous version.

spawn_background_check

Spawn a background thread to check for updates.

spawn_update_check_if_needed

Spawn a background update check to refresh the cache if needed.