message: fix(nextjs): Mark multiplexer targets as entrypoints
diff: @@ -5,7 +5,14 @@ export default [
  makeBaseNPMConfig({
  // We need to include `instrumentServer.ts` separately because it's only conditionally required, and so rollup
  // doesn't automatically include it when calculating the module dependency tree.
  - entrypoints: ['src/index.server.ts', 'src/index.client.ts', 'src/edge/index.ts', 'src/config/webpack.ts'],
  + entrypoints: [
  + 'src/index.server.ts',
  + 'src/index.client.ts',
  + 'src/client/index.ts',
  + 'src/server/index.ts',
  + 'src/edge/index.ts',
  + 'src/config/webpack.ts',
  + ],
  // prevent this internal nextjs code from ending up in our built package (this doesn't happen automatially because
  // the name doesn't match an SDK dependency)
  