summarize: add flag for including content-type parameters

src/bin/summarize.rs

@@ -9,6 +9,10 @@ use memmap::MmapOptions;
 #[derive(Parser, Debug)]
 #[command(author, version, about, long_about = None)]
 struct Args {
+    /// Include subpart params in fingerprint
+    #[arg(short, long)]
+    include_params: bool,
+
     /// List of files to summarize
     paths: Vec<String>,
 }
@@ -23,7 +27,10 @@ fn main() -> anyhow::Result<()> {
             .headers
             .get_first_value("subject")
             .unwrap_or("(NO SUBJECT)".to_owned());
-        println!("{subject}: {path}\n{}", fingerprint(&m, false).join("\n"));
+        println!(
+            "{subject}: {path}\n{}",
+            fingerprint(&m, args.include_params).join("\n")
+        );
     }
     Ok(())
 }