All basic functions plus guide README to use

src/functions/publish.rs

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+use crate::nips::nip01;
+use anyhow::Result;
+use nostr_sdk::prelude::*;
+
+/// Publishes a text post to the network.
+///
+/// # Arguments
+/// * `client` - The Nostr client.
+/// * `content` - The text content of the post.
+pub async fn post_text_note(client: &Client, content: &str) -> Result<EventId> {
+    // We delegate the actual protocol work to the nip01 module
+    nip01::publish_text(client, content).await
+}