When the group name starts with the symbol # the group is not visible in the tool. Moreover if you try searching for that group by name the app shows the blue spinning wheel and stays there.
Fix
Added URL encoding
Testing
Verified groups starts with # and other special characters shown in search
Issue 1: Groups which name starts with # not visible in the app https://github.com/OfficeDev/microsoft-teams-apps-contactgrouplookup/issues/22
When the group name starts with the symbol # the group is not visible in the tool. Moreover if you try searching for that group by name the app shows the blue spinning wheel and stays there.
Fix Added URL encoding
Testing Verified groups starts with # and other special characters shown in search
Issue 2: poorly readable in dark mode https://github.com/OfficeDev/microsoft-teams-apps-contactgrouplookup/issues/15
If you are using the dark mode in Teams, the group name is poorly readable
Fix Added styling for both dark and high contrast mode
Testing Verified both dark and high contrast modes