works on docker

src/lic.rs

@@ -38,7 +38,9 @@ pub fn check_lic(email: &str, version: &str) -> bool {
         return false;
     }
 
-    let machine = get_lic();
+    let is_docker = std::path::Path::new("/.dockerenv").exists();
+    let machine = if is_docker { "".to_owned() } else { get_lic() };
+    if !is_docker {
         let path = Path::new(LICENSE_FILE);
         if Path::is_file(&path) {
             let contents = std::fs::read_to_string(&path).unwrap_or("".to_owned());
@@ -47,6 +49,7 @@ pub fn check_lic(email: &str, version: &str) -> bool {
                 return true;
             }
         }
+    }
 
     match check_email(machine.clone(), email.to_owned(), version.to_owned()) {
         Ok(v) => {