Reduce threads

codecs/oxipng/Cargo.lock

@@ -134,9 +134,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.8.2"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "715e8152b692bba2d374b53d4875445368fdf21a94751410af607a5ac677d1fc"
+checksum = "94af6efb46fef72616855b036a624cf27ba656ffc9be1b9a3c931cfc7749a9a9"
 dependencies = [
  "cfg-if 1.0.0",
  "crossbeam-epoch",

lib/omt.ejs

@@ -13,6 +13,7 @@
 
 // If the loader is already loaded, just stop.
 if (!self.<%- amdFunctionName %>) {
+  Object.defineProperty(navigator, 'hardwareConcurrency', { value: 4 });
   let registry = {};
 
   const singleRequire = (uri, parentUri) => {

rollup.config.js

@@ -129,7 +129,7 @@ export default async function ({ watch }) {
             resolve(),
             replace({ __PRERENDER__: false, __PRODUCTION__: isProduction }),
             entryDataPlugin(),
-            isProduction ? terser({ module: true }) : {},
+            //isProduction ? terser({ module: true }) : {},
           ],
           preserveEntrySignatures: false,
         },