chore(plans): confirm releases reach the closed testing track

v0.1.2 validated the alpha track id against the Play API and committed
the edit, so the delivery path to the closed testers is proven.

plans/todo.md

@@ -78,9 +78,9 @@ directly. v0.1.1 and earlier went to the internal track — promote them by
 hand if any is wanted in the closed test. See
 `docs/play-store-publishing.md` → "Closed testing → production access".
 
-- [ ] Cut v0.1.2 to confirm the first upload actually lands on `alpha`.
-      Untested until a tag runs; the track id is unverified against the
-      Console. A wrong id fails the step and prints the valid tracks.
+- [x] Track id confirmed. v0.1.2 (2026-08-20) logged
+      `Validating tracks: 'alpha'` and committed the edit, so `alpha`
+      exists on `com.miti99.loto` and the AAB reached it.
 
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