mind-body launch tests: instance names up to 36 KB

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

crates/mind-body/src/launch.rs

@@ -899,7 +899,7 @@ mod tests {
                 out.insert(format!("{name}{}", pad.to_string().repeat(width - chars.len())));
             }
         }
-        for copies in [2, 3, 8, 40] {
+        for copies in [2, 3, 8, 40, 400, 4000] {
             out.insert(name.repeat(copies));
         }
         out.insert(name.to_uppercase());