worker/readmes: Save the README of build metadata containing versions to escaped path too

Author: Turbo87

src/worker/readmes.rs

@@ -34,8 +34,19 @@ pub fn perform_render_and_upload_readme(
 
         tracing::Span::current().record("krate.name", tracing::field::display(&crate_name));
 
+        if vers.contains('+') {
+            let escaped_version = vers.replace('+', "%2B");
+            env.uploader.upload_readme(
+                env.http_client(),
+                &crate_name,
+                &escaped_version,
+                rendered.clone(),
+            )?;
+        }
+
         env.uploader
             .upload_readme(env.http_client(), &crate_name, &vers, rendered)?;
+
         Ok(())
     })
 }