Add help message for zine new command

Author: Folyd

src/new.rs

@@ -107,6 +107,15 @@ pub fn new_zine_project(name: Option<String>) -> Result<()> {
     };
 
     scaffold.create_project(&name.unwrap_or_default())?;
+    println!(r#"
+    Created sucessfully!
+    
+    To start your magazine, run:    
+    $ zine serve
+
+    Or to build your magazine, run:
+    $ zine build
+    "#);
     Ok(())
 }