build: remove unused config (#1990)

apps/web/preset.config.mjs

@@ -1,16 +1,11 @@
 import 'dotenv/config';
 
 const config = {
-  enableIndexedDBProvider: Boolean(process.env.ENABLE_IDB_PROVIDER ?? '1'),
   enableBroadCastChannelProvider: Boolean(
     process.env.ENABLE_BC_PROVIDER ?? '1'
   ),
-  prefetchWorkspace: Boolean(process.env.PREFETCH_WORKSPACE ?? '1'),
-  exposeInternal: Boolean(process.env.EXPOSE_INTERNAL ?? '1'),
   enableDebugPage: Boolean(
     process.env.ENABLE_DEBUG_PAGE ?? process.env.NODE_ENV === 'development'
   ),
-  enableSubpage: Boolean(process.env.ENABLE_SUBPAGE ?? '1'),
-  enableChangeLog: Boolean(process.env.ENABLE_CHANGELOG ?? '1'),
 };
 export default config;