add: stub, not tested

server/calc_model/stub/stub.json

+[
+    {
+      "longitude": 1.0,
+      "latitude": 2.0,
+      "precipitation": 10.5,
+      "thickness": 3.0,
+      "max_weight": 50.0,
+      "safety_level": 2.5,
+      "accuracy": 8
+    },
+    {
+      "longitude": -3.5,
+      "latitude": 4.5,
+      "precipitation": 5.0,
+      "thickness": 2.8,
+      "max_weight": 45.0,
+      "safety_level": 3.2,
+      "accuracy": 9
+    }
+]
\ No newline at end of file

server/calc_model/stub/stub.py

+import sys
+sys.path.append('../..')  # Add root directory to the system path
+from server import DataPoint
+
+# Test instances
+test_data1 = DataPoint(longitude=1.0, latitude=2.0, precipitation=10.5, thickness=3.0, max_weight=50.0, safety_level=2.5, accuracy=8)
+test_data2 = DataPoint(longitude=-3.5, latitude=4.5, precipitation=5.0, thickness=2.8, max_weight=45.0, safety_level=3.2, accuracy=9)
+test_data3 = DataPoint(longitude=0.0, latitude=0.0, precipitation=None, thickness=0.0, max_weight=0.0, safety_level=3.0, accuracy=9)

server/calc_model/update_map.py

+import json
+from flask import Flask, jsonify
+import sys
+sys.path.append('..')  # Add root directory to the system path
+from server import DataPoint
+
+def process_data_point(data_point):
+    try:
+        # Convert DataPoint instance to JSON string
+        json_data = json.dumps(data_point.__dict__)
+
+        # Write JSON object to response object
+        response = jsonify(json_data)
+
+        return response, 200
+    except Exception as e:
+        print(f"Error in converting point data to JSON: {e}")
+
+        return jsonify({"error": "Internal Server Error"}), 500
\ No newline at end of file