fix(setup/readme): Improve force update instructions and dependency installation process in setup.sh and readme.md

setup.sh

@@ -244,27 +244,24 @@ NODE_BIN_DIR="$SCRIPT_DIR/vendor/$NODE_DIR/bin"
 OLD_PATH="$PATH"
 export PATH="$NODE_BIN_DIR:$PATH"
 
+# Remove existing node_modules directory
+echo "Removing existing node_modules directory..."
+rm -rf "$SCRIPT_DIR/node_modules"
+
 # Install production dependencies
 echo "Installing production dependencies..."
 echo "Using Node.js binary from: $NODE_BIN_DIR"
 echo "Node version: $(node --version)"
 echo "NPM version: $(npm --version)"
 
-npm --prefix "$SCRIPT_DIR" ci --only=production --no-audit --no-fund
+npm --prefix "$SCRIPT_DIR" install --omit=dev --no-audit --no-fund
 
 if [ $? -ne 0 ]; then
-  echo "Warning: Failed to install dependencies with 'npm ci'. Trying 'npm install'..."
-  npm --prefix "$SCRIPT_DIR" install --only=production --no-audit --no-fund
-  
-  if [ $? -ne 0 ]; then
-    echo "Error: Failed to install dependencies. NUPST may not function correctly."
-    echo "You can try to install dependencies manually by running:"
-    echo "cd $SCRIPT_DIR && npm install --only=production"
-  else
-    echo "Dependencies installed successfully with 'npm install'."
-  fi
+  echo "Error: Failed to install dependencies. NUPST may not function correctly."
+  echo "You can try to install dependencies manually by running:"
+  echo "cd $SCRIPT_DIR && npm install --omit=dev"
 else
-  echo "Dependencies installed successfully with 'npm ci'."
+  echo "Dependencies installed successfully."
 fi
 
 # Restore the original PATH