Structured files/directories and nip01, nip02, nip17 implementation

src/functions/get_contacts.rs

@@ -0,0 +1,26 @@
+use anyhow::Result;
+use nostr_sdk::prelude::*;
+use nostr_sdk::nostr::TagStandard;
+use crate::nips::nip02;
+
+pub async fn get_contacts(client: &Client) -> Result<Vec<Contact>> {
+    let event_opt = nip02::get_contact_list_event(client).await?;
+
+    match event_opt {
+        Some(event) => {
+            let mut contacts = Vec::new();
+            for tag in event.tags {
+                if let Some(TagStandard::PublicKey { public_key, relay_url, alias, .. }) = tag.as_standardized() {
+                    // Werte kopieren/klonen (Ownership Fix)
+                    let mut contact = Contact::new(*public_key);
+                    contact.relay_url = relay_url.clone();
+                    contact.alias = alias.clone();
+                    
+                    contacts.push(contact);
+                }
+            }
+            Ok(contacts)
+        }
+        None => Ok(Vec::new()),
+    }
+}