彭峰 f82356bc3c fix: harden backend migration and verify live launch release vor 1 Monat
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design-qa 601bdc7231 fix: unify student read-only vocabulary access vor 2 Monaten
features ecf7098c2b fix(teaching): restore same-day lesson start with legacy servers vor 1 Monat
migration 2c99c1a3ca fix(sync): retire foreign accounts and protect legacy identities vor 1 Monat
operations 1faed1a1fb feat(teaching): polish lesson reports and support audited feedback edits vor 1 Monat
qa f82356bc3c fix: harden backend migration and verify live launch release vor 1 Monat
schema c662ca0168 fix: wrap cloud function business params vor 2 Monaten