feat: sync bot keyboards and callbacks

Sync telesrv b96f2dd (feat(bot): complete keyboards callbacks and durable delivery).

Skipped private docs and preserved public README files per sync rules; normalized the appearance seed log label for public naming.

deploy/migrations/0111_bot_api_polling_state.up.sql

@@ -0,0 +1,12 @@
+ALTER TABLE public.bot_api_update_states
+    ADD COLUMN allowed_updates text[],
+    ADD COLUMN cursor_initialized boolean NOT NULL DEFAULT false;
+
+ALTER TABLE public.bot_api_update_states
+    ADD CONSTRAINT bot_api_update_states_allowed_updates_check CHECK (
+        allowed_updates IS NULL
+        OR array_position(allowed_updates, NULL) IS NULL
+    );
+
+CREATE INDEX bot_api_updates_created_retention_idx
+    ON public.bot_api_updates (created_at, id);