Adjust the help following edge-cases

Urgau · Urgau · commit 08eaebb8a879 · 2025-08-13T21:43:10.000+02:00
diff --git a/src/gh_range_diff.rs b/src/gh_range_diff.rs
@@ -213,7 +213,7 @@ pub async fn gh_range_diff(
 </head>
 <body>
 <h3>range-diff of {oldbase}<wbr>...{oldhead} {newbase}<wbr>...{newhead}</h3>
-<p>Bookmarklet: <a href="{bookmarklet}" title="Drag-and-drop me on the bookmarks bar, and use me on GitHub compare page.">range-diff</a> <span title="This javascript bookmark can be used to access this page with the right URL. To use it drag-on-drop the range-diff link to your bookmarks bar and click on it when you are on GitHub's compare page to use range-diff compare.">&#128712;</span> | {ADDED_BLOCK_SIGN}&nbsp;added  {REMOVED_BLOCK_SIGN}&nbsp;removed</p>
+<p>Bookmarklet: <a href="{bookmarklet}" title="Drag-and-drop me on the bookmarks bar, and use me on GitHub compare page.">range-diff</a> <span title="This javascript bookmark can be used to access this page with the right URL. To use it drag-on-drop the range-diff link to your bookmarks bar and click on it when you are on GitHub's compare page to use range-diff compare.">&#128712;</span> | {ADDED_BLOCK_SIGN}&nbsp;<span class="added-line">+</span> adds a line | {ADDED_BLOCK_SIGN}&nbsp;<span class="removed-line">-</span> removes a line | {REMOVED_BLOCK_SIGN}&nbsp;<span class="removed-line">+</span> removes the added line | {REMOVED_BLOCK_SIGN}&nbsp;- cancel the removal</p>
 "#
     )?;
 
