Update project structure and configuration

- Enhanced .gitignore to include additional Python-related files.
- Updated docker-compose.yml to version 3.8, added container name, health check, and network configuration.
- Modified Dockerfile to set environment variables, install system dependencies, and add a health check.
- Updated requirements.txt with specific package versions.
- Removed obsolete files related to cloud deployment and experiments.
- Improved EDA notebook with additional data loading and exploration steps.

models/metadata.json

@@ -0,0 +1,34 @@
+{
+    "model_type": "XGBClassifier",
+    "features": [
+        "merchant",
+        "category",
+        "amt",
+        "last",
+        "city",
+        "city_pop",
+        "merch_lat",
+        "merch_long",
+        "hour",
+        "age"
+    ],
+    "train_test_split": {
+        "test_size": 0.2,
+        "random_state": 42
+    },
+    "preprocessing": {
+        "scaler": "StandardScaler",
+        "features_scaled": [
+            "merchant",
+            "category",
+            "amt",
+            "last",
+            "city",
+            "city_pop",
+            "merch_lat",
+            "merch_long",
+            "hour",
+            "age"
+        ]
+    }
+}