update User-agent header in _fetch_data method and add __exit__ method to Database class

connectors/reddit_connector.py

@@ -91,7 +91,7 @@ class RedditConnector(BaseConnector):
     def _fetch_data(self, endpoint: str, params: dict) -> dict:
         url = f"{self.url}{endpoint}"
         try:
-            response = requests.get(url, headers={'User-agent': 'python:myredditapp:0.1 (by /u/ThisBirchWood)'}, params=params)
+            response = requests.get(url, headers={'User-agent': 'python:ethnography-college-project:0.1 (by /u/ThisBirchWood)'}, params=params)
             response.raise_for_status()
             return response.json()
         except requests.RequestException as e:

db/database.py

@@ -28,3 +28,7 @@ class Database:
 
     def close(self):
         self.connection.close()
+        print("Database connection closed.")
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        self.close()