fix: Prefer $XDG_CONFIG_HOME to $HOME/.config on Linux (#215)

Author: Ratizux

apps/plumeimpactor/src/defaults.rs

@@ -61,7 +61,9 @@ pub fn get_data_path() -> PathBuf {
     let base = if cfg!(windows) {
         env::var("APPDATA").unwrap()
     } else {
-        env::var("HOME").unwrap() + "/.config"
+        env::var("XDG_CONFIG_HOME").unwrap_or_else(|_| {
+            env::var("HOME").unwrap() + "/.config"
+        })
     };
 
     let dir = Path::new(&base).join("PlumeImpactor");

apps/plumesign/src/main.rs

@@ -28,7 +28,9 @@ pub fn get_data_path() -> PathBuf {
     let base = if cfg!(windows) {
         env::var("APPDATA").unwrap()
     } else {
-        env::var("HOME").unwrap() + "/.config"
+        env::var("XDG_CONFIG_HOME").unwrap_or_else(|_| {
+            env::var("HOME").unwrap() + "/.config"
+        })
     };
 
     let dir = Path::new(&base).join("PlumeImpactor");