Add share cards

api/internal/state/pow_e2e_test.go

@@ -75,7 +75,7 @@ func TestPowEndToEnd_LogToSnapshot(t *testing.T) {
 	}
 
 	// The snapshot must expose it under best_share_pow with the flattened
-	// PowData fields — this is the contract the UI reads.
+	// PowData fields, this is the contract the UI reads.
 	snap := Snapshot{BestSharePow: func() *BestSharePow {
 		a.mu.RLock()
 		defer a.mu.RUnlock()