add exercism MacOs

contents.json

@@ -31427,6 +31427,16 @@
       "screenshots": ["https://ahnafmahmud.com/apps/Homepage/screenshot-ipad.png"],
       "date_added": "Apr 5 2024",
       "suggested_by": "@infinitepower18"
-    }
+    },
+    { "title": "Exercism MacOS",
+       "category-ids": ["education"],
+       "tags": ["swift"],
+       "description": "This is a companion app to exercism.org. You can choose a track, join it, and code all in within the app",
+       "source": "https://github.com/apps-fab/exercism-app",
+       "screenshots": ["https://paste.pics/QOUL3", "https://paste.pics/QOULV", "https://paste.pics/QOUM3"],
+       "license": "MIT",
+       "date_added": "April 5 2024",
+       "suggested_by": "@angiemugo"
+     },
   ]
 }