refactor: 脚本及配置文件命名统一用 _ 分隔

将 .sh/.bat 脚本与 .js/.plist/.Dockerfile 等文件中以 - 分隔的文件名
改为 _ 分隔，dcloud-renew 目录改为 dcloud、script_nuance 目录改为
nuance，并同步更新脚本内部引用与 README 路径。

Co-Authored-By: AtomCode (deepseek-v4-flash) <noreply@atomgit.com>

nuance/gcc.csh

@@ -0,0 +1,31 @@
+#!/bin/csh
+
+source ~/bin/platform.csh
+
+#if ("$1" == '') then
+#    echo "Which GCC?"
+#    echo -n "Please enter a GCC version, e.g. 3.4.2: "
+#    set selection=$<
+#else
+#    set selection=$1
+#endif
+
+echo "Assume GCC 4.1.0"
+set selection='4.1.0'
+
+# todo: check existence of osr installation!
+if ($PLATFORM == 'aachen_windows') then 
+    echo "GCC $selection is unavailable on Aachen Windows."
+else if ($PLATFORM == 'aachen_linux') then 
+    source ~/bin/addpath.csh /usr/localbin/gcc-$selection-posix-fPIC/bin
+    source ~/bin/addlibpath.csh /usr/localbin/gcc-$selection-posix-fPIC/lib
+    echo "GCC $selection was successfully configured on on Aachen Linux."
+else if ($PLATFORM == 'burlington_linux') then 
+    source ~/bin/addpath.csh /usr/local/gcc-$selection/bin
+    source ~/bin/addlibpath.csh /usr/local/gcc-$selection/lib
+    echo "GCC $selection was successfully configured on Burlington Linux."
+else if ("$PLATFORM" == 'home_windows') then
+    echo "GCC $selection is unavailable on Home Windows."
+else
+    echo "Unknown system! Nothing was configured."
+endif