"feat: Update project structure documentation and add health route"

backend/app.py

@@ -1,5 +1,6 @@
 from flask import Flask, request, jsonify, g, redirect, url_for, session as flask_session, render_template, flash, send_from_directory
 from werkzeug.security import generate_password_hash, check_password_hash
+from flask_cors import CORS
 import secrets  # Für bessere Salt-Generierung
 from functools import wraps
 import jwt
@@ -40,6 +41,14 @@ def create_app(config_name=None):
     """
     app = Flask(__name__)
     
+    # CORS-Konfiguration für Frontend-Server
+    cors_origins = os.environ.get('CORS_ORIGINS', 'http://localhost:3000').split(',')
+    CORS(app, 
+         origins=cors_origins,
+         supports_credentials=True,
+         allow_headers=['Content-Type', 'Authorization', 'X-Requested-With'],
+         methods=['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'])
+    
     # Bestimme Konfiguration
     if config_name is None:
         config_name = os.environ.get('FLASK_ENV', 'development')
@@ -86,6 +95,14 @@ def create_app(config_name=None):
 # Initialisierung - wird später durch create_app ersetzt
 app = Flask(__name__)
 
+# CORS-Konfiguration für Frontend-Server (Legacy)
+cors_origins = os.environ.get('CORS_ORIGINS', 'http://localhost:3000').split(',')
+CORS(app, 
+     origins=cors_origins,
+     supports_credentials=True,
+     allow_headers=['Content-Type', 'Authorization', 'X-Requested-With'],
+     methods=['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'])
+
 # Initialisiere Netzwerkkonfiguration
 network_config = NetworkConfig(app)
 
@@ -1705,7 +1722,30 @@ def job_status(job_id):
 
 @app.route('/api/test', methods=['GET'])
 def test():
-    return jsonify({'message': 'MYP Backend API funktioniert!'})
+    return jsonify({'message': 'API funktioniert!', 'status': 'success'})
+
+@app.route('/health', methods=['GET'])
+def health_check():
+    """Health Check Endpoint für Backend-Server"""
+    try:
+        # Prüfe Datenbankverbindung
+        db = get_db()
+        db.execute('SELECT 1').fetchone()
+        
+        return jsonify({
+            'status': 'healthy',
+            'service': 'myp-backend',
+            'timestamp': datetime.datetime.utcnow().isoformat() + 'Z',
+            'version': '1.0.0',
+            'database': 'connected'
+        }), 200
+    except Exception as e:
+        return jsonify({
+            'status': 'unhealthy',
+            'service': 'myp-backend',
+            'timestamp': datetime.datetime.utcnow().isoformat() + 'Z',
+            'error': str(e)
+        }), 503
 
 @app.route('/api/create-initial-admin', methods=['POST'])
 def create_initial_admin():