More verbose err, and setting up /usr/bin /usr/lib to env paths.

src/main.rs

@@ -92,10 +92,10 @@ fn mount_and_check_snaps() -> Result<NyanitState, ExecCommandError> {
 
 fn init_stage() -> Result<NyanitState, ExecCommandError> {
     // mount sysfss
-    nyan_system::prepare_env()?;
+    nyan_system::prepare_env().map_err(|ex| format!("prepare_env error: {}", ex))?;
 
     // check if device is encrypted
-    if nyan_system::bzzpss_dev_encrypted(ROOT_DEV)? {
+    if nyan_system::bzzpss_dev_encrypted(ROOT_DEV).map_err(|ex| format!("Error checking if device is encrypted: {}", ex))? {
         // if encrypted return EnterPassword so used get promted for pass
         return Ok(NyanitState::EnterPassword);
     }
@@ -337,7 +337,10 @@ impl NyanitTUI<'_> {
     }
 }
 
+
+
 fn main() -> ExitCode {
+    nyan_system::set_env_vars_unsafe();
     let mut app = NyanitTUI::new().unwrap();
     app.run().unwrap();
     // Terminal restores automatically when `stdout` (RawTerminal) is dropped