fix: Remove empty catch blocks and add error logging

src/ui/desktop/authentication/ElectronLoginForm.tsx

@@ -63,7 +63,9 @@ export function ElectronLoginForm({
             }
           }
         }
-      } catch (err) {}
+      } catch (err) {
+        console.error("Authentication operation failed:", err);
+      }
     };
 
     window.addEventListener("message", handleMessage);
@@ -190,8 +192,12 @@ export function ElectronLoginForm({
               );
             }
           }
-        } catch (err) {}
-      } catch (err) {}
+        } catch (err) {
+          console.error("Authentication operation failed:", err);
+        }
+      } catch (err) {
+        console.error("Authentication operation failed:", err);
+      }
     };
 
     const handleError = () => {

src/ui/desktop/authentication/ElectronServerConfig.tsx

@@ -37,7 +37,9 @@ export function ElectronServerConfig({
       if (config?.serverUrl) {
         setServerUrl(config.serverUrl);
       }
-    } catch {}
+    } catch (error) {
+      console.error("Server config operation failed:", error);
+    }
   };
 
   const handleSaveConfig = async () => {