ci: 统一 Debian 发布为 stable 发行版并更新相关文档

- 去除多发行版支持（bookworm、trixie），改为 stable 单一发行版
- 更新 CI 配置：Debian 包统一上传到 debian/pool/stable/main
- 简化 Release 说明生成脚本
- 更新安装指南、发布指南和 CI/CD 架构文档
- 补充系统设计和配置参考文档

README.md

@@ -16,36 +16,16 @@
 
 ## 🚀 快速开始
 
-### 方式一：Debian/Ubuntu（推荐）
-
-#### Debian 12 (Bookworm)
+### Debian/Ubuntu（推荐）
 
 ```bash
-# 1. 下载并添加 GPG 密钥
-sudo curl https://gitea.bcde.io/api/packages/wangdefa/debian/repository.key \
-  -o /etc/apt/keyrings/gitea-wangdefa.asc
+# 下载 GPG 密钥
+sudo curl https://gitea.bcde.io/api/packages/wangdefa/debian/repository.key -o /etc/apt/keyrings/gitea-wangdefa.asc
 
-# 2. 添加软件源
-echo "deb [signed-by=/etc/apt/keyrings/gitea-wangdefa.asc] https://gitea.bcde.io/api/packages/wangdefa/debian bookworm main" | \
-  sudo tee -a /etc/apt/sources.list.d/wangdefa.list
+# 添加仓库
+echo "deb [signed-by=/etc/apt/keyrings/gitea-wangdefa.asc] https://gitea.bcde.io/api/packages/wangdefa/debian stable main" | sudo tee -a /etc/apt/sources.list.d/wangdefa.list
 
-# 3. 安装
-sudo apt-get update
-sudo apt-get install mond
-```
-
-#### Debian 13 (Trixie)
-
-```bash
-# 1. 下载并添加 GPG 密钥
-sudo curl https://gitea.bcde.io/api/packages/wangdefa/debian/repository.key \
-  -o /etc/apt/keyrings/gitea-wangdefa.asc
-
-# 2. 添加软件源
-echo "deb [signed-by=/etc/apt/keyrings/gitea-wangdefa.asc] https://gitea.bcde.io/api/packages/wangdefa/debian trixie main" | \
-  sudo tee -a /etc/apt/sources.list.d/wangdefa.list
-
-# 3. 安装
+# 更新并安装
 sudo apt-get update
 sudo apt-get install mond
 ```
@@ -54,10 +34,10 @@ sudo apt-get install mond
 
 ```bash
 # 1. 下载对应架构的包
-wget https://gitea.bcde.io/releases/download/VERSION/mond-amd64-ubuntu-VERSION.tar.gz
+wget https://gitea.bcde.io/releases/download/v0.18.4.4/mond-amd64-ubuntu-v0.18.4.4.tar.gz
 
 # 2. 解压
-tar -xzf mond-amd64-ubuntu-VERSION.tar.gz
+tar -xzf mond-amd64-ubuntu-v0.18.4.4.tar.gz
 
 # 3. 运行
 ./mond --help