feat: change to use Zsh

* show message from server response
* send output and error to server

server/quests/helloworld/Dockerfile

@@ -3,9 +3,10 @@ FROM node:latest
 RUN apt-get update && apt-get install -y \
   curl \
   vim \
+  zsh \
   jq
 
-RUN adduser --disabled-password --gecos '' rudeus
+RUN adduser --disabled-password --gecos '' --shell /bin/zsh rudeus
 
 USER rudeus
 
@@ -15,4 +16,4 @@ COPY ./server/quests/helloworld/home /home/rudeus/
 
 COPY ./packages/cli/cli.js /usr/local/bin/cli.js
 
-CMD [ "/bin/bash" ]
+CMD [ "/bin/zsh" ]

server/quests/helloworld/home/.bashrc

@@ -1,24 +0,0 @@
-# This function will be called before each command is executed
-preexec() {
-    [ -n "$COMP_LINE" ] && return  # do nothing if completing
-    [ "$BASH_COMMAND" = "$PROMPT_COMMAND" ] && return # do nothing if completing
-    export COMMAND="$BASH_COMMAND"
-
-    if [[ $COMMAND =~ ^(vim|top|less|more|nano) ]]; then
-        node /usr/local/bin/cli.js
-        return
-    fi
-
-    # Execute the command, capture output and exit code
-    export OUTPUT=$( { eval $COMMAND 2>&1; echo $? > /tmp/exit_code; }) 
-    export EXIT_CODE=$(cat /tmp/exit_code)
-
-    echo $OUTPUT
-    # Send command to the API
-    node /usr/local/bin/cli.js
-
-    BASH_COMMAND=""
-}
-
-# Install the trap
-trap 'preexec' DEBUG

server/quests/helloworld/home/.zshrc

@@ -0,0 +1,36 @@
+PROMPT='%n@%m:%~%# '
+unsetopt CASE_GLOB
+setopt CHASE_LINKS
+emulate bash
+
+typeset -A cmd
+
+preexec() {
+    export CMD_START_TIME=$(date +%s%N)      # capture start time
+    export CMD_NAME=$1                   # capture command
+
+    # A list of interactive commands
+    interactive_commands=("vim" "nano" "top" "ssh" "less" "zsh" "bash")
+
+    # Check if the command is in the list of interactive commands
+    if [[ " ${interactive_commands[@]} " =~ " $1 " ]]; then
+        # If it is, just execute it normally
+        eval $1
+    else
+        # If it's not, execute it and redirect its output to a file
+        eval $1 > /tmp/cmd.out 2>/tmp/cmd.error
+    fi
+}
+
+precmd() {
+    export CMD_END_TIME=$(date +%s%N)   # capture end time
+    export CMD_EXIT_CODE=$?               # capture exit status
+    export CMD_OUTPUT_FILE=/tmp/cmd.out # read command output from file
+    export CMD_ERROR_FILE=/tmp/cmd.error
+
+    # Now run your Node.js script with the result as an argument
+    node /usr/local/bin/cli.js
+
+    rm /tmp/cmd.out /tmp/cmd.error 2>/dev/null # cleanup
+}
+