improve startup and data handling

Author: natankeddem

main.py

@@ -5,9 +5,18 @@
 import os
 
 if not os.path.exists("data"):
-    os.makedirs("data")
+    logger.warning("Could not find 'data' directory, verify bind mounts.")
+    if os.path.exists(".nicegui"):
+        logger.warning("Creating 'data' directory symlink.")
+        os.symlink(".nicegui", "data", target_is_directory=True)
+    else:
+        logger.warning("Creating 'data' directory, settings will not be persistent.")
+        os.makedirs("data")
+else:
+    logger.warning("Found 'data' directory.")
 os.environ.setdefault("NICEGUI_STORAGE_PATH", "data")
-from nicegui import ui  # type: ignore
+
+from nicegui import app, ui  # type: ignore
 
 ui.card.default_style("max-width: none")
 ui.card.default_props("flat bordered")
@@ -22,7 +31,8 @@
 
 
 if __name__ in {"__main__", "__mp_main__"}:
+    app.on_startup(lambda: print(f"Starting bale, bound to the following addresses {', '.join(app.urls)}.", flush=True))
     page.build()
     s = scheduler.Scheduler()
     ui.timer(0.1, s.start, once=True)
-    ui.run(title="bale", favicon=logo.favicon, dark=True, reload=False)
+    ui.run(title="bale", favicon=logo.favicon, dark=True, reload=False, show=False, show_welcome_message=False)