Document nvm install and add proxy setup

README.md

@@ -1,3 +1,7 @@
 ```shell
 docker exec -it code-server /init.d/run.sh
 ```
+
+```shell
+curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.4/install.sh | bash
+```

docker-compose.yaml

@@ -1,4 +1,3 @@
----
 services:
   code-server:
     image: lscr.io/linuxserver/code-server:latest

init.d/run.sh

@@ -5,6 +5,25 @@ apt update
 
 apt install -y openssh-server vim ca-certificates curl gnupg
 
+# Configure system-wide proxy for this container.
+PROXY_URL="http://10.8.0.1:7890"
+cat >/etc/apt/apt.conf.d/99proxy <<EOF
+Acquire::http::Proxy "${PROXY_URL}";
+Acquire::https::Proxy "${PROXY_URL}";
+EOF
+
+cat >/etc/profile.d/proxy.sh <<EOF
+export http_proxy="${PROXY_URL}"
+export https_proxy="${PROXY_URL}"
+export no_proxy="localhost,127.0.0.1"
+EOF
+
+# Configure git proxy if git is available.
+if command -v git >/dev/null 2>&1; then
+  git config --system http.proxy "${PROXY_URL}"
+  git config --system https.proxy "${PROXY_URL}"
+fi
+
 # Install Docker CLI only (docker-ce-cli) from official Docker repo.
 install -m 0755 -d /etc/apt/keyrings
 curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
@@ -36,24 +55,3 @@ if [[ -f "${SCRIPT_DIR}/authorized_keys" ]]; then
 fi
 
 cp /init.d/init.sh /init
-
-curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.4/install.sh | bash
-
-# Configure system-wide proxy for this container.
-PROXY_URL="http://10.8.0.1:7890"
-cat >/etc/apt/apt.conf.d/99proxy <<EOF
-Acquire::http::Proxy "${PROXY_URL}";
-Acquire::https::Proxy "${PROXY_URL}";
-EOF
-
-cat >/etc/profile.d/proxy.sh <<EOF
-export http_proxy="${PROXY_URL}"
-export https_proxy="${PROXY_URL}"
-export no_proxy="localhost,127.0.0.1"
-EOF
-
-# Configure git proxy if git is available.
-if command -v git >/dev/null 2>&1; then
-  git config --system http.proxy "${PROXY_URL}"
-  git config --system https.proxy "${PROXY_URL}"
-fi