add nexus api key to root config

src/types/root_config.rs

@@ -5,6 +5,7 @@ use std::{
 };
 
 use log::debug;
+use quick_xml::se;
 use serde::Deserialize;
 
 use crate::types::{ConfigReadWriteError, ModConfig, game::Game, modded_instance::ModdedInstance};
@@ -18,6 +19,8 @@ pub struct RootConfig {
     /// Where all mods are stored
     mod_location: PathBuf,
 
+    nexus_api_key: Option<String>,
+
     #[serde(default)]
     instances: HashMap<String, InstancePointer>,
 
@@ -72,6 +75,10 @@ impl RootConfig {
     pub fn mod_location(&self) -> &Path {
         &self.mod_location
     }
+
+    pub fn nexus_api_key(&self) -> Option<&str> {
+        self.nexus_api_key.as_deref()
+    }
 }
 
 #[derive(Debug, Clone, Deserialize)]