Added error handling to upload subcommand

desktop/src-tauri/src/cli.rs

@@ -106,11 +106,19 @@ pub fn run() -> bool {
             if dest.ends_with('/') {
               dest.remove(dest.len() - 1);
             }
-            handle
+            let res = handle
               .write_file(&format!("{}/{}", dest, name), &buf, &mut |remaining| {
                 bar.set_position((buf.len() - remaining) as u64)
-              })
-              .unwrap();
+              });
+
+              match res {
+                Ok(_) => {
+                  println!("Upload {}: Ok", dest);
+                }
+                Err(error) => {
+                  bar.abandon_with_message(&format!("Failed: {}", error));
+                }
+              }
             bar.finish();
           }
         } else {