Describe manual post-build-step to prevent minification bug.

diff --git a/readme.md b/readme.md
index fa4e753d3b868daf5b0681cfe4985a522828f6a0..290dccaad3c5e618608fbc0def7fc375373618fe 100644 (file)
--- a/readme.md
+++ b/readme.md
@@ -173,3 +173,5 @@ The TypeScript source files are below the src directory.
 To bundle them, run
 
     npm run build
+
+Add `/*@nomin*/` close to the end of `dist/wrmap.mjs` to prevent minification bug: https://phabricator.wikimedia.org/T351610.