Add Elo rating system with match entry and CSV upload

- Implement EloCalculator service for 2v2 Euchre matches
- Create background job processing with GoodJob
- Add single match entry form
- Add CSV upload for batch match entry
- Create player rankings view
- Add database schema for matches and elo snapshots

config/routes.rb

@@ -4,6 +4,7 @@ module EuchreCamp
   class Routes < Hanami::Routes
     # Add your routes here. See https://guides.hanamirb.org/routing/overview/ for details.
     get "/players/:id", to: "players.show"
+    get "/rankings", to: "players.rankings"
 
     get "/admin/players/new", to: "admin.players.new"
     post "/admin/players", to: "admin.players.create"
@@ -11,5 +12,14 @@ module EuchreCamp
     get "/admin/players/:id/edit", to: "admin.players.edit"
     patch "/admin/players/:id", to: "admin.players.update"
     delete "/admin/players/:id", to: "admin.players.destroy"
+
+    # Match routes
+    get "/admin/matches/new", to: "admin.matches.new"
+    post "/admin/matches", to: "admin.matches.create"
+    get "/admin/matches", to: "admin.matches.index"
+    
+    # CSV Upload routes
+    get "/admin/matches/upload", to: "admin.matches.upload"
+    post "/admin/matches/process_upload", to: "admin.matches.process_upload"
   end
 end