Create app.py

app.py

@@ -0,0 +1,23 @@
+from flask import Flask, jsonify
+from flask_cors import CORS
+
+app = Flask(__name__)
+CORS(app)
+
+@app.route('/api/data')
+def get_data():
+    data = {
+        "nodes": [
+            {"id": "1", "data": {"label": "Data Preprocessing"}},
+            {"id": "2", "data": {"label": "Model Training"}},
+            {"id": "3", "data": {"label": "Inference"}}
+        ],
+        "edges": [
+            {"id": "e1-2", "source": "1", "target": "2"},
+            {"id": "e2-3", "source": "2", "target": "3"}
+        ]
+    }
+    return jsonify(data)
+
+if __name__ == '__main__':
+    app.run(debug=True)