Release 1.7.0: reduce AV false positives (no bat updater, no silent core download, app manifest).

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/update/update_stub.go

@@ -0,0 +1,9 @@
+//go:build !windows
+
+package update
+
+// MaybeFinishUpdate is Windows-only.
+func MaybeFinishUpdate(args []string) bool {
+	_ = args
+	return false
+}