refactor(cli)!: Moved CLI stuff to crate::cli

- Bump version to 0.4.0
- Added Config::try_load
- Added Config.verbose field
- Made Config.path public
- Added -q/--quiet flag to CLI

BREAKING CHANGE: Moved CLI-related objects to squad-quest-cli::cli

Cargo.toml

@@ -2,7 +2,7 @@
 members = ["cli"]
 
 [workspace.package]
-version = "0.3.0"
+version = "0.4.0"
 edition = "2024"
 repository = "https://2ndbeam.ru/git/2ndbeam/squad-quest"
 license = "MIT"