feat: implement start.gg OAuth integration and services

- Added start.gg OAuth server and session management in startgg.ts
- Implemented functions to fetch recent tournaments and tournament players from start.gg
- Created utility functions for string and country code handling
- Introduced Challonge OAuth server and services for tournament data fetching
- Refactored shared types and utility functions for better organization
- Updated scoreboard graphics to use new country resolution utilities
- Removed legacy startgg.ts file to streamline codebase

tsconfig.extension.json

@@ -7,8 +7,8 @@
       "./node_modules/@types"
     ],
     "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.extension.tsbuildinfo",
-    "rootDir": "./src/extension",
-    "outDir": "./extension",
+    "rootDir": "./src",
+    "outDir": "./",
     "verbatimModuleSyntax": true,
   },
   "include": [