main: when loading morphism base, remove . from path suffix variable

src/main.rs

@@ -37,7 +37,7 @@ fn main() {
 
     // 1.1. pfade ermitteln
     let env_var = "MORPHISM_BASE";
-    let suffix = ".morphism-base";
+    let suffix = "morphism-base";
 
     match std::env::var(env_var) {
         Ok(path_str) => {
@@ -46,7 +46,10 @@ fn main() {
                 for entry in WalkDir::new(path)
                     .into_iter()
                     .filter_map(Result::ok)
-                    .filter(|e| e.path().is_file() && e.path().extension().map_or(false, |ext| ext == &suffix[1..]))
+                    .filter(|e|
+                        e.path().is_file() &&
+                        e.path().extension().map_or(false, |ext| ext == suffix)
+                    )
                 {
                     mb_paths.push(entry.path().into());
                 }