Refactor project structure and update configurations

- Renamed and deleted several Python modules
- Added new SQL and database scripts
- Updated `.vscode` and `requirements.txt` configurations

.vscode/tasks.json

@@ -0,0 +1,31 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "Truncate Database Tables",
+      "type": "shell",
+      "command": "${workspaceFolder}/.venv/bin/python",  // Use this for macOS/Linux
+      "args": [
+        "${workspaceFolder}/src/scripts/truncate_tables.py"
+      ],
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "problemMatcher": []
+    },
+        {
+      "label": "Clear Database",
+      "type": "shell",
+      "command": "${workspaceFolder}/.venv/bin/python",  // Use this for macOS/Linux
+      "args": [
+        "${workspaceFolder}/src/scripts/clear_database.py"
+      ],
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      },
+      "problemMatcher": []
+    }
+  ]
+}