Function init

init(configDir: string, entry: string): Promise<void>
Initializes the AGS configuration directory.

Creates a default config file, tsconfig.json, symlinks types, and generates a README. Handles both Nix and non-Nix installations.
Parameters
- configDir: string
  Path to the configuration directory
- entry: string
  Path to the entry config file
Returns Promise<void>
- Defined in src/utils/init.ts:131