#2 - Update Dockerfile: reorganize packages and add NVM environment setup

Simplified package installation order for clarity and added environment variables for NVM configuration to improve shell initialization.

Dockerfile

@@ -17,20 +17,18 @@ RUN ln -snf /usr/share/zoneinfo/$ARG_TZ /etc/localtime && \
 RUN apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y \
-    # Development tools
     build-essential \
-    git \
-    python3 \
-    # System utilities
     ca-certificates \
     curl \
+    git \
     gnupg2 \
+    jq \
+    nano \
     procps \
+    python3 \
     sudo \
     unzip \
-    wget \
+    wget && \
-    nano \
-    jq && \
     # Clean up apt cache to reduce image size
     rm -rf /var/lib/apt/lists/*
 
@@ -70,5 +68,11 @@ RUN curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | P
     nvm use ${ARG_NODE_MAJOR} && \
     npm i -g yarn patch-package
 
+# After installing nvm
+ENV NVM_DIR="/home/coder/.nvm"
+RUN echo 'export NVM_DIR="$HOME/.nvm"' >> /home/coder/.bash_env && \
+    echo '[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"' >> /home/coder/.bash_env && \
+    echo '[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"' >> /home/coder/.bash_env
+
 # Install Firebase CLI
 RUN curl -sL firebase.tools | bash