Move username and password to config file

src/post_history/mod.rs

@@ -12,7 +12,12 @@ pub(crate) struct SeriesHistory {
 
 impl SeriesHistory {
     pub(crate) fn load_history() -> Result<Self, String> {
-        match Path::new("history.toml").exists() {
+        let path = confy::get_configuration_file_path(env!("CARGO_PKG_NAME"), "config").expect("Something went wrong with confy");
+        let config_dir = path.parent().expect("Something went wrong with confy");
+
+
+
+        match Path::new(format!("{}/history.toml", config_dir.to_str().expect("Conversion to str should not fail for a dir")).as_str()).exists() {
             true => {
                 let file_contents: String = match fs::read_to_string("history.toml") {
                     Ok(data) => data,