message: CR: Describe reshuffle local dir structure
diff: @@ -76,8 +76,14 @@ export function startProxy(
  script: path.join(__dirname, 'server.js'),
  delay: 100,
  env: {
  + // For a reshuffle project contained in $PROJECT when running the local
  + // serve we expose the following variables:
  + //
  + // A '$PROJECT/.reshuffle' directory for hiding temporarily compiled assets and db
  RESHUFFLE_TMP_DIR: path.resolve(rootDir, '.reshuffle'),
  + // The '$PROJECT/backend' directory containing @exposed functions and _handler.js
  RESHUFFLE_DEV_SERVER_BASE_REQUIRE_PATH: path.resolve(rootDir, 'backend'),
  + // The '$PROJECT' directory itself
  RESHUFFLE_DEV_SERVER_ROOT_DIR: rootDir,
  RESHUFFLE_DEV_SERVER_LOCAL_TOKEN: localToken,
  },
  