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_game_details.sql

@@ -0,0 +1,22 @@
+SELECT 
+    game.id, 
+    game.date, 
+    team_home.name AS home_team,
+    team_visitor.name AS visitor_team,
+    venue.name AS venue_name,
+    gameresult.home_runs_for,
+    gameresult.visitor_runs_for,
+    gameresult.home_outcome,
+    gameresult.visitor_outcome
+FROM 
+    game
+JOIN 
+    team AS team_home ON game.home_team_id = team_home.id
+JOIN 
+    team AS team_visitor ON game.visitor_team_id = team_visitor.id
+JOIN 
+    venue ON game.venue_id = venue.id
+LEFT JOIN
+    gameresult ON game.id = gameresult.game_id
+ORDER BY 
+    game.date;