add edit and delete

lib/data/repository/appwrite_repository.dart

@@ -112,4 +112,22 @@ class AppwriteRepository {
     );
     return response;
   }
+
+  Future<models.Document> updateTankStop(String documentId, Map<String, dynamic> map) async {
+    final response = await _databases.updateDocument(
+      databaseId: dotenv.get('APPWRITE_DATABASE_ID'),
+      collectionId: dotenv.get('APPWRITE_COLLECTION_ID'),
+      documentId: documentId,
+      data: map,
+    );
+    return response;
+  }
+
+  Future<dynamic> deleteTankStop(String documentId) async {
+    return await _databases.deleteDocument(
+      databaseId: dotenv.get('APPWRITE_DATABASE_ID'),
+      collectionId: dotenv.get('APPWRITE_COLLECTION_ID'),
+      documentId: documentId,
+    );
+  }
 }