feat(cli): add config management and enhanced command options

- Introduce `config` command for config file management
- Add global options for Sonarr URL and API key
- Implement `--monitored` filter for listing series
- Add default TUI startup behavior

Cargo.toml

@@ -9,7 +9,7 @@ name = "yarr"
 path = "src/main.rs"
 
 [dependencies]
-clap = { version = "4.5", features = ["derive"] }
+clap = { version = "4.5", features = ["derive", "env"] }
 clap_complete = "4.5"
 error-stack = "0.5"
 thiserror = "2.0"
@@ -33,3 +33,8 @@ chrono = { version = "0.4", features = ["serde"] }
 futures = "0.3"
 urlencoding = "2.1.3"
 serde_path_to_error = "0.1.20"
+
+# Configuration
+config = "0.14"
+toml = "0.8"
+dirs = "5.0"