云端开发环境.md

-# 云端开发环境
+# host环境
 1. x86架构
 2. 内存8G
 3. cpu：4核，Ice Lake
 4. Ubuntu 20.04 server 64bit
+
+# 用户配置
+- root
+- admin
+
+```
+# useradd -m admin
+# usermod -aG sudo admin
+```
+
+- developer
+```
+# useradd -m developer
+```
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