Initial commit: NextGen PPR System

- FastAPI backend with JWT authentication
- MySQL database with full schema
- Docker Compose orchestration
- CSV data import for 43,208 airports and 519,999 aircraft
- Complete PPR management API
- Modernized replacement for PHP-based system

backend/start.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# Startup script for the FastAPI backend
+echo "Starting Airfield PPR API..."
+
+# Install dependencies if needed
+if [ ! -d "venv" ]; then
+    echo "Creating virtual environment..."
+    python3 -m venv venv
+    source venv/bin/activate
+    pip install -r requirements.txt
+else
+    source venv/bin/activate
+fi
+
+# Start the application
+echo "Starting FastAPI server on port 8000..."
+uvicorn app.main:app --reload --host 0.0.0.0 --port 8000