Use deno typescript instead of node. Fix compilation errors for updated typescript. update setup script to install deno. use tmux when running localling for all processes.

setup.sh

@@ -1,6 +1,29 @@
 #!/bin/bash
 set -e
 
+# Install deno if needed
+if ! command -v deno &>/dev/null; then
+    echo "Installing deno..."
+    curl -fsSL https://deno.land/install.sh | sh
+    export DENO_INSTALL="$HOME/.deno"
+    export PATH="$DENO_INSTALL/bin:$PATH"
+fi
+
+# Install node if needed
+if ! command -v node &>/dev/null; then
+    echo "Installing node..."
+    brew install node
+fi
+
+# Install TypeScript dependencies
+npm install
+
+# Install tmux if needed
+if ! command -v tmux &>/dev/null; then
+    echo "Installing tmux..."
+    brew install tmux
+fi
+
 # Install mkcert if needed
 if ! command -v mkcert &>/dev/null; then
     echo "Installing mkcert..."