Source reference

sdk/templates/luau-settings.json

{
  "luau-lsp.platform.type": "standard",
  "luau-lsp.sourcemap.enabled": false,
  "luau-lsp.fflags.enableByDefault": false,
  "luau-lsp.fflags.enableNewSolver": true,
  "luau-lsp.fflags.sync": false
}