Add end message reminding the user about ways they might browse the generated content.

Author: pnkfelix

src/blog.rs

@@ -4,5 +4,15 @@ use std::error::Error;
 mod lib;
 
 pub fn main() -> Result<(), Box<dyn Error>> {
-    lib::main()
+    lib::main()?;
+
+    println!("blog has been generated; you can now serve its content by running\n\
+              {INDENT}python3 -m http.server --directory {ROOT}/site\n\
+              or running:\n\
+              {INDENT}cargo run -p serve\n\
+              or you can read it directly by opening a web browser on:\n\
+              {INDENT}file:///{ROOT}/site/index.html",
+             ROOT=env!("CARGO_MANIFEST_DIR"), INDENT="    ");
+
+    Ok(())
 }