Structured files/directories and nip01, nip02, nip17 implementation

src/functions/new.rs

@@ -0,0 +1,8 @@
+use anyhow::Result;
+use nostr_sdk::prelude::*;
+
+pub async fn new_client(private_key: &str) -> Result<Client> {
+    let keys = Keys::parse(private_key)?;
+    let client = Client::new(keys);
+    Ok(client)
+}