style: Apply code formatting with go fmt

- Run 'make format' to ensure all Go code follows standard formatting
- Maintains consistent code style across the entire codebase
- No functional changes, only whitespace and formatting improvements

internal/database/database_test.go

@@ -164,4 +164,4 @@ func TestDatabasePragmas(t *testing.T) {
 	if journalMode != "wal" {
 		t.Errorf("Expected WAL journal mode, got: %s", journalMode)
 	}
-}
+}