Use env vars for TLS files

src/configuration.rs

@@ -61,6 +61,7 @@ pub struct Settings {
     pub database: DatabaseSettings,
     pub email_client: EmailClientSettings,
     pub redis_uri: SecretString,
+    pub require_tls: bool,
 }
 
 #[derive(Clone, Deserialize)]
@@ -69,7 +70,6 @@ pub struct ApplicationSettings {
     pub port: u16,
     pub host: String,
     pub base_url: String,
-    pub require_tls: bool,
 }
 
 #[derive(Clone, Deserialize)]