fix: correct did:web resolution logic and file placement for GitHub Pages paths

Author: Corey B

.well-known/did.json did.json.well-known/did.json renamed to did.json

@@ -437,8 +437,12 @@ <h1>Statement for {{accountHolder}}</h1>
   // step 5
   let publicKey = null;
   if (proof && vc.issuer?.startsWith('did:web:')) {
-    const domain = vc.issuer.replace('did:web:','').replace(/:/g,'/');
-    const didUrl = `https://${domain}/.well-known/did.json`;
+    const parts = vc.issuer.replace('did:web:','').split(':');
+    const domain = parts[0];
+    const path = parts.slice(1).join('/');
+    const didUrl = path 
+      ? `https://${domain}/${path}/did.json`
+      : `https://${domain}/.well-known/did.json`;
     set('did','run', C('Fetching: '+didUrl)+N('The issuer hosts this public JSON file on their web server. The private key NEVER leaves their server.'));
     try {
       const res = await fetch(didUrl);

site/sandbox.html

@@ -1,4 +1,4 @@
-const CACHE = 'openfdd-sandbox-v2';
+const CACHE = 'openfdd-sandbox-v3';
 const ASSETS = [
   './sandbox.html',
   './index.html',