Update Dockerfile

Dockerfile

@@ -19,6 +19,7 @@ RUN apt-get update && \
     ffmpeg \
     nmap \
     ca-certificates \
+    zsh \
     curl
 
 # Install Node.js (LTS version)
@@ -32,7 +33,7 @@ RUN curl -fsSL https://code-server.dev/install.sh | sh -s -- --version=4.23.0-rc
 RUN curl -fsSL https://ollama.com/install.sh | sh
 
 # Create a user to run code-server
-RUN useradd -m -s /bin/bash coder && \
+RUN useradd -m -s /bin/zsh coder && \
     echo 'coder ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
 
 # Create and set the working directory