feat: update @e4a/pg-js to ^0.7.0, use fluent extraAttribute API

Replace pg.recipient.withPolicy() with the new fluent
RecipientBuilder.extraAttribute() chaining.

Author: rubenhensen

package-lock.json

@@ -50,7 +50,7 @@
     },
     "dependencies": {
         "@deltablot/dropzone": "^7.4.3",
-        "@e4a/pg-js": "^0.6.0",
+        "@e4a/pg-js": "^0.7.0",
         "@iconify/svelte": "^4.0.2",
         "@privacybydesign/yivi-css": "^1.0.0-beta.4",
         "country-flag-icons": "^1.6.4",

package.json

@@ -98,13 +98,11 @@
 
             // Build recipients
             const recipients = EncryptState.recipients.map(({ email, extra }) => {
-                if (extra.length > 0) {
-                    return pg.recipient.withPolicy(email, [
-                        { t: 'pbdf.sidn-pbdf.email.email', v: email },
-                        ...extra.map(a => ({ t: a.t, v: a.v ?? '' })),
-                    ])
+                const r = pg.recipient.email(email)
+                for (const a of extra) {
+                    r.extraAttribute(a.t, a.v ?? '')
                 }
-                return pg.recipient.email(email)
+                return r
             })
 
             // Build sign method — email always included, other attributes optional