Activity statistics update

Author: codeEvolveZenith345

data/logs/activity_2025-12-21.log

@@ -1,3 +1,4 @@
 [2025-12-21 02:29:02] Build system improvements
 [2025-12-21 06:45:54] Testing and validation
 [2025-12-21 12:58:03] Feature implementation
+[2025-12-21 16:44:07] Feature implementation

data/stats/repository_stats.json

@@ -210,10 +210,10 @@
     "last_updated": "2025-12-20T22:39:16.221152"
   },
   "2025-12-21": {
-    "commits": 4,
-    "lines_added": 14,
-    "lines_removed": 19,
-    "files_changed": 2,
-    "last_updated": "2025-12-21T12:58:03.358626"
+    "commits": 5,
+    "lines_added": 47,
+    "lines_removed": 4,
+    "files_changed": 3,
+    "last_updated": "2025-12-21T16:44:07.221273"
   }
 }