feat: strengthen backup and mobile workflows

2026-09-16 21:12:52 +08:00
parent 6f38190c92
commit 6c234d7d82
64 changed files with 5059 additions and 635 deletions
@@ -0,0 +1,5 @@
+"""Legacy JSON/CSV backup compatibility remains in backend.mvp.
+
+The v2 ZIP implementation is isolated in this package. This marker module documents
+that the old endpoints intentionally remain available during the gradual migration.
+"""