Fix: Ensure all skills are tracked as files, not submodules

skills/loki-mode/benchmarks/results/2026-01-05-00-49-17/humaneval-solutions/131.py

@@ -0,0 +1,18 @@
+def digits(n):
+    """Given a positive integer n, return the product of the odd digits.
+    Return 0 if all digits are even.
+    For example:
+    digits(1)  == 1
+    digits(4)  == 0
+    digits(235) == 15
+    """
+    product = 1
+    has_odd = False
+    
+    for digit in str(n):
+        d = int(digit)
+        if d % 2 == 1:
+            product *= d
+            has_odd = True
+    
+    return product if has_odd else 0