main,database: add debug log stanzas

closes: #7

src/teilchensammler_cli/main.py

@@ -15,6 +15,8 @@ from textual.widgets import Button, DataTable, Footer, Header, Input, Static
 from .database import create_db_and_tables, engine
 from .models import add_to_database, load_initial_data, make_teilchen_input
 
+# Make it so that log messages go to Textual; we should be able to then see
+# these in the console
 logging.basicConfig(
     level="NOTSET",
     handlers=[TextualHandler()],
@@ -64,6 +66,7 @@ class SearchBar(Static):
     async def parse_input(self, event: Input.Submitted) -> None:
 
         if not (tc := await make_teilchen_input(event.value)):
+            logger.debug("could not create TeilchenCreate from data: %s", event.value)
             return
 
         event.input.value = ""