Update changelog

Author: EmelyanenkoK

Changelog.md

@@ -1,3 +1,13 @@
+## 2025.11 Update
+
+1. [TVM version v12](./doc/GlobalVersions.md) update: [forbid unused high bits in extra_flags](https://github.com/ton-blockchain/TEPs/pull/503/commits/d949d70d5a69026d273cbbc07653d12c4373117a), [bounce extra_flags equal to initial message extra_flags](https://github.com/ton-blockchain/TEPs/pull/503/commits/d33ff342d69de04f1c33d11360dcf06b63a6c21e), [new TVM opcodes](https://github.com/ton-blockchain/ton/commit/ecd8fbb833c408eb34ec1aa4516e9e4344b54a22).
+2. Abseil upgrade
+3. Improvements in node synchronisation
+4. Fixing rare ArchiveManager issues
+5. Various improvements in logging, builds, DHT node behavior, private net launching, failure handlers.
+
+Besides the work of the core team, this update is based on the efforts of the @Lapo4kaKek and [Vahagn x.com/vah_13](https://x.com/vah_13).
+
 ## 2025.10 Update
 
 1. [TVM version v12](./doc/GlobalVersions.md): full bounces, new `BTOS` and `HASHBU` instuctions, limit on contract size in masterchain.

recent_changelog.md

@@ -1,9 +1,9 @@
-## 2025.10 Update
+## 2025.11 Update
 
-1. [TVM version v12](./doc/GlobalVersions.md): full bounces, new `BTOS` and `HASHBU` instuctions, limit on contract size in masterchain.
-2. Optimistic collation/validation: allow nodes to generate and check block candidates before previous block is fully signed (not fully activated yet).
-3. Introduced custom block compression algorithm.
-4. Overlay improvements: improved overlay discovery on shard configuration update, private externals in custom overlays.
-5. Various improvements: session stats, telemetry in fast-sync overlay, earlier block broadcasts, limiting ttl for values in DHT, fixing search by utime in native blockexplorer, faster downloading candidates in validator session, parallelization of storing to cell_db, avoiding touching packfiles on startup.
+1. [TVM version v12](./doc/GlobalVersions.md) update: [forbid unused high bits in extra_flags](https://github.com/ton-blockchain/TEPs/pull/503/commits/d949d70d5a69026d273cbbc07653d12c4373117a), [bounce extra_flags equal to initial message extra_flags](https://github.com/ton-blockchain/TEPs/pull/503/commits/d33ff342d69de04f1c33d11360dcf06b63a6c21e), [new TVM opcodes](https://github.com/ton-blockchain/ton/commit/ecd8fbb833c408eb34ec1aa4516e9e4344b54a22).
+2. Abseil upgrade
+3. Improvements in node synchronisation
+4. Fixing rare ArchiveManager issues
+5. Various improvements in logging, builds, DHT node behavior, private net launching, failure handlers.
 
-Besides the work of the core team, this update is based on the efforts of the Tonstudio team: @hacker-volodya @Shvandre; and @mkiesel (avoiding touching packfiles on startup).
+Besides the work of the core team, this update is based on the efforts of the @Lapo4kaKek and [Vahagn x.com/vah_13](https://x.com/vah_13).