feat: add nginx reload and validation wrappers with sudo permissions

apps/agent/src/commands/write_config.rs

@@ -2,6 +2,7 @@ use std::os::unix::fs::PermissionsExt;
 use std::path::PathBuf;
 use std::time::{SystemTime, UNIX_EPOCH};
 use tokio::io::AsyncWriteExt;
+use tracing::info;
 
 use crate::commands::run::to_file_name;
 
@@ -26,6 +27,7 @@ impl WriteConfigCommand {
         let path = self.nginx_config_dir.clone();
         // ensure main config dir exists
         tokio::fs::create_dir_all(&path).await?;
+        info!("Writing config to {:?}", path.join(&filename));
 
         // create YANPM subdir where fragment files live
         let yanpm_dir = path.join(INTERNAL_CONFIG_FOLDER_NAME);
@@ -62,7 +64,7 @@ impl WriteConfigCommand {
 
         // set explicit permissions (rw-r-----)
         tokio::fs::set_permissions(&final_path, std::fs::Permissions::from_mode(0o640)).await?;
-
+        info!("Config written and permissions set for {:?}", final_path);
         Ok(())
     }
 }