Add installation scripts and update documentation for Phase 3 features

install.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+echo "==================================================="
+echo " OBS Recording Transcriber - Unix Installation"
+echo "==================================================="
+echo
+
+# Check for Python
+if ! command -v python3 &> /dev/null; then
+    echo "Python 3 not found! Please install Python 3.8 or higher."
+    echo "For Ubuntu/Debian: sudo apt update && sudo apt install python3 python3-pip python3-venv"
+    echo "For macOS: brew install python3"
+    exit 1
+fi
+
+# Make the script executable
+chmod +x install.py
+
+# Run the installation script
+echo "Running installation script..."
+python3 ./install.py
+
+echo
+echo "If the installation was successful, you can run the application with:"
+echo "streamlit run app.py"
+echo