sync - tui loads but no data in views

tui/widgets/loading.py

@@ -0,0 +1,18 @@
+"""
+Loading spinner components for TUI.
+"""
+from textual.widgets import Static
+from rich.spinner import Spinner
+
+class LoadingSpinner(Static):
+    """Animated loading spinner component."""
+    
+    def __init__(self, text: str = "Loading...", spinner: str = "dots") -> None:
+        super().__init__()
+        self.spinner = Spinner(spinner, text=text)
+        
+    def on_mount(self) -> None:
+        self.set_interval(0.1, self.update_spinner)
+        
+    def update_spinner(self) -> None:
+        self.update(self.spinner)