remove obsolete file

lib/single-file-hooks.js

@@ -1 +0,0 @@
-!function(){"use strict";(e=>{const t=e.CustomEvent,s=e.fetch;var a,c,r;a="single-file-request-fetch",c=async a=>{const c=a.detail;let r;try{const e=await s(c,{cache:"force-cache"});r={url:c,response:await e.arrayBuffer(),headers:[...e.headers],status:e.status}}catch(e){r={url:c,error:e&&e.toString()}}(t=>{try{e.dispatchEvent(t)}catch(e){}})(new t("single-file-response-fetch",{detail:r}))},e.addEventListener(a,c,r)})("object"==typeof globalThis?globalThis:window)}();