feat: update booster role eligibility logic and refactor related services

package.json

@@ -13,12 +13,10 @@
   },
   "dependencies": {
     "@discordjs/builders": "latest",
-    "better-sqlite3": "latest",
     "discord.js": "latest",
     "drizzle-orm": "latest"
   },
   "devDependencies": {
-    "@types/better-sqlite3": "latest",
     "@types/bun": "^1.3.14",
     "drizzle-kit": "latest",
     "typescript": "latest"