Function createPackageManager

APT manager implementations and factory export.

createPackageManager(
    enableAptFast: boolean,
    appLogger?: Logger,
    commandExecLogger?: Logger,
    simulate?: boolean,
): Promise<PackageManager>
Creates a package manager instance.

Commands executed during setup:
- Always: no external command (logger and runner are initialized in-process).
- When enableAptFast is true: dpkg-query -W aria2 to verify apt-fast prerequisites.
Example output parsed during apt-fast check:
```
ii  aria2  1.36.0-1 amd64 High speed download utility
```
Parameters
- enableAptFast: boolean
  Whether to enable APT-fast which is a wrapper for apt to speed up package downloads.
- OptionalappLogger: Logger
  Logger instance for application logs.
- OptionalcommandExecLogger: Logger
  Logger instance for capturing APT commands execution.
- simulate: boolean = false
  Whether to simulate mutating operations without making actual changes.
Returns Promise<PackageManager>
A configured PackageManager instance.
- Defined in src/manager.ts:365