Addd flag to list used template variables

manager/src/builder.rs

@@ -3,21 +3,13 @@ use crate::Config;
 use async_recursion::async_recursion;
 use blueprint::{parse_template, Env, Value};
 use futures::future::join_all;
-use serde::Serialize;
 use std::ffi::OsStr;
 use std::io::ErrorKind;
 use std::path::PathBuf;
 use tokio::fs::{copy, create_dir, read_dir, read_to_string, write};
 use tokio::join;
 
-#[derive(Serialize)]
-struct TemplateContext<'a> {
-    hostname: &'a str,
-    lightmode: bool,
-    darkmode: bool,
-}
-
-const TEMPLATE_EXTENSION: &str = "tpl";
+pub const TEMPLATE_EXTENSION: &str = "tpl";
 
 pub async fn build_tree(cfg: &Config) -> Result<(), Errors> {
     let hostname_path: PathBuf = "/etc/hostname".into();