Refactor project structure and update configurations

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

sql_scripts/get_standings.sql

@@ -0,0 +1,26 @@
+SELECT 
+    strftime('%Y', game.date) AS year,  -- Extracts year from date
+    team.id AS team_id,
+    team.name AS team_name,
+    SUM(CASE
+        WHEN gameresult.home_outcome = 'WIN' AND game.home_team_id = team.id
+            OR gameresult.visitor_outcome = 'WIN' AND game.visitor_team_id = team.id
+        THEN 1 ELSE 0 END) AS wins,
+    SUM(CASE
+        WHEN gameresult.home_outcome = 'LOSS' AND game.home_team_id = team.id
+            OR gameresult.visitor_outcome = 'LOSS' AND game.visitor_team_id = team.id
+        THEN 1 ELSE 0 END) AS losses,
+    SUM(CASE
+        WHEN gameresult.home_outcome = 'TIE' AND game.home_team_id = team.id
+            OR gameresult.visitor_outcome = 'TIE' AND game.visitor_team_id = team.id
+        THEN 1 ELSE 0 END) AS ties
+FROM 
+    team
+LEFT JOIN 
+    game ON (game.home_team_id = team.id OR game.visitor_team_id = team.id)
+LEFT JOIN 
+    gameresult ON game.id = gameresult.game_id
+GROUP BY 
+    year, team.id
+ORDER BY 
+    year, wins DESC, losses ASC, ties DESC;