fix(service-manager): change replace method for replaceAll for string replacements (intentionality) (#681)

* Initial plan

* Replace String#replace() with String#replaceAll() in context-menu.js

Co-authored-by: manusa <488391+manusa@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: manusa <488391+manusa@users.noreply.github.com>

Author: Copilot

src/service-manager/context-menu.js

@@ -28,7 +28,7 @@ const getImageFilename = imageUrl => {
   } catch {
     // Invalid URL or no filename, use default
   }
-  const timestamp = new Date().toISOString().replace(/[:.]/g, '-').split('T').join('-').split('-').slice(0, 6).join('');
+  const timestamp = new Date().toISOString().replaceAll(':', '-').replaceAll('.', '-').split('T').join('-').split('-').slice(0, 6).join('');
   return `image-${timestamp}.png`;
 };