Dockerized PSFree setup + README update

start_server.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# Check if python3 is installed
+if ! command -v python3 &> /dev/null
+then
+    echo "python3 could not be found. Please install Python 3."
+    exit 1
+fi
+
+# Create virtual environment if it doesn't exist
+if [ ! -d ".venv" ]; then
+    echo "Creating virtual environment..."
+    python3 -m venv .venv
+fi
+
+# Activate virtual environment
+source .venv/bin/activate
+
+# Check pip version and upgrade if needed
+PIP_VERSION=$(pip show pip 2>/dev/null | grep Version | awk '{print $2}')
+if [ -z "$PIP_VERSION" ]; then
+    echo "pip not found, installing pip..."
+    python3 -m ensurepip --upgrade
+else
+    echo "Upgrading pip..."
+    pip install --upgrade pip
+fi
+
+# Check if rich is installed, install if not
+if pip show rich > /dev/null 2>&1; then
+    echo "rich is already installed."
+else
+    echo "Installing rich..."
+    pip install rich
+fi
+
+# Run the server
+python serve.py