Fix oldest LSN calculation for WAL segments removal when slots are advancing during checkpoint

    Attachment (0001-Update-comment-for-last_saved_restart_lsn.patch) at 2025-06-29 06:22:30 from "Hayato Kuroda (Fujitsu)" <kuroda.hayato at fujitsu.com> (Patch: Yes)
    Attachment (v1-0001-Fix-CheckPointReplicationSlots-with-max_replicati.patch) at 2025-06-25 21:50:29 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (tmp.diffs) at 2025-06-25 07:48:43 from "Hayato Kuroda (Fujitsu)" <kuroda.hayato at fujitsu.com> (Patch: Yes)
    Attachment (v5-0001-Remove-excess-assert-from-InvalidatePossiblyObsol.patch) at 2025-06-22 23:05:59 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (restart_lsn_backup_repro_v1.patch) at 2025-06-20 12:41:57 from vignesh C <vignesh21 at gmail.com> (Patch: Yes)
    Attachment (v4-0002-Remove-excess-assert-from-InvalidatePossiblyObsol.patch) at 2025-06-18 16:47:09 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Improve-runtime-and-output-of-tests-for-replicati.patch) at 2025-06-16 11:16:42 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Improve-runtime-and-output-of-tests-for-replicati.patch) at 2025-06-16 01:58:51 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Fix-046_checkpoint_-logical-physical-_slot.pl-exe.patch) at 2025-06-15 11:02:44 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2025-06-10 20:14:16 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2025-06-03 13:21:19 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v7-0003-Remove-redundant-ReplicationSlotsComputeRequiredLSN-.patch) at 2025-05-26 10:22:51 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (v6-0003-Remove-redundant-ReplicationSlotsComputeRequiredL.patch) at 2025-05-24 13:28:55 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v5-0003-Remove-redundant-ReplicationSlotsComputeRequiredL.patch) at 2025-05-24 10:37:52 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (v4-0001-Keep-WAL-segments-by-the-flushed-value-of-the-slo.patch) at 2025-05-22 21:10:27 from Alexander Korotkov <aekorotkov at gmail.com> (Patch: Yes)
    Attachment (0002-Add-TAP-test-to-check-logical-repl-slot-advance-duri.v3.patch) at 2025-05-20 15:44:44 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (0003-Add-TAP-test-to-check-physical-repl-slot-advance-dur.v2.patch) at 2025-05-02 17:47:48 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2025-03-03 15:12:12 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2024-12-13 14:34:01 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (0002-TAP-test.patch) at 2024-11-21 23:05:40 from Tomas Vondra <tomas at vondra.me> (Patch: Yes)
    Attachment (restartlsn.pl) at 2024-11-21 16:13:23 from Давыдов Виталий <v.davydov at postgrespro.ru> (Patch: No)
    Attachment (0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2024-11-07 13:30:39 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)
    Attachment (0001-Keep-WAL-segments-by-slot-s-flushed-restart-LSN.patch) at 2024-10-31 10:32:36 from "Vitaly Davydov" <v.davydov at postgrespro.ru> (Patch: Yes)