doc: README.md

Author: OptiJava

README-en.md

@@ -17,13 +17,16 @@ Build with [StoneCutter]
 
 Most other MC versions that are the same as the supported major versions but have different minor versions can be directly installed and work properly, but **the stability cannot be guaranteed. _Please use them with caution_**
 
+Not supported versions are archived in other branches in the repository.
+
 | Minecraft Version | Support Status                                                           | 
 |-------------------|--------------------------------------------------------------------------| 
 | 26.1              | Supporting, developing actively                                          |
 | 1.21.11           | Supporting, developing actively                                          |
+| 1.21.10           | Not supporting, development stopped (supporting stopped on May 1, 2026)  |
 | 1.21.5            | Supporting, developing actively                                          | 
 | 1.21              | Supporting, developing actively                                          | 
-| 1.20.4            | Supporting, developing actively                                          | 
+| 1.20.4            | Not supporting, development stopped (supporting stopped on May 1, 2026)  | 
 | 1.20.1            | Not supporting, development stopped (supporting stopped on Jun 18, 2025) | 
 | 1.19.3            | Not supporting, development stopped (supporting stopped on Jun 18, 2025) |
 | 1.18.2            | Not supporting, development stopped (supporting stopped on Jun 18, 2025) | 

README.md

@@ -16,13 +16,16 @@ Language: [English](https://github.com/OptiJava/OptCarpetAddition/blob/master/RE
 
 其他与受支持的版本大版本相同小版本不同的MC版本，大多数可以直接安装正常工作，但是**不能保证稳定性，请谨慎使用**
 
+不再支持的版本会在仓库其他分支中archive
+
 | Minecraft 版本 | 支持状态                       |
 |--------------|----------------------------|
 | 26.1         | 支持，积极开发                    |
 | 1.21.11      | 支持，积极开发                    |
+| 1.21.10      | 不支持，停止维护（在`2026/5/1`停止维护）  |
 | 1.21.5       | 支持，积极开发                    |
 | 1.21         | 支持，积极开发                    |
-| 1.20.4       | 支持，积极开发                    |
+| 1.20.4       | 不支持，停止维护（在`2026/5/1`停止维护）  |
 | 1.20.1       | 不支持，停止维护（在`2025/6/18`停止维护） |
 | 1.19.3       | 不支持，停止维护（在`2025/6/18`停止维护） |
 | 1.18.2       | 不支持，停止维护（在`2025/6/18`停止维护） |