pinakes-core: fix minor clippy warnings; add toggle for Swagger UI generation

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: Ie33a5d17b774289023e3855789d3adc86a6a6964

crates/pinakes-core/src/config.rs

@@ -1126,6 +1126,10 @@ pub struct ServerConfig {
   /// TLS/HTTPS configuration
   #[serde(default)]
   pub tls:                     TlsConfig,
+  /// Enable the Swagger UI at /api/docs.
+  /// Defaults to true. Set to false to disable in production if desired.
+  #[serde(default = "default_true")]
+  pub swagger_ui:              bool,
 }
 
 /// TLS/HTTPS configuration for secure connections
@@ -1470,6 +1474,7 @@ impl Default for Config {
         cors_enabled:            false,
         cors_origins:            vec![],
         tls:                     TlsConfig::default(),
+        swagger_ui:              true,
       },
       ui:              UiConfig::default(),
       accounts:        AccountsConfig::default(),