add API origin to fetchUrl

src/puter-js/src/modules/Email/Email.js

@@ -129,7 +129,7 @@ export class EmailModule extends PuterModule {
     });
 
     send = async (options) => {
-        const req = await fetchUrl("/email/send", {includePuterAuth: true, body: new Blob([await compose(options)], {type: 'message/rfc822'})});
+        const req = await fetchUrl(`${this.APIOrigin}/email/send`, { method: "POST", includePuterAuth: true, body: new Blob([await compose(options)], { type: 'message/rfc822' }) });
         return await req.json();
     }
 }

src/puter-js/src/modules/Email/composer-lib.js

@@ -191,7 +191,7 @@ export async function compose({ from, to, cc, bcc, subject, replyTo, attachments
     } else {
         // Add From Block (hardcoded to puter.email for now)
         const userinfo = await puter.getUser();
-        headerLines += emlHeader('From', userinfo + '@puter.email');
+        headerLines += emlHeader('From', userinfo.username + '@puter.email');
     }
 
     const { isMultiPart, mimeType } = determineTopLevelMimeType({ attachments, text, html });