Freddie Parker scored a first-half hat-trick as Cray Valley climbed to fourth in the Isthmian Premier. Parker’s treble opened up a three-goal lead at Bognor Regis before Jasper Mather replied. Spencer Spurway scored the Rocks’ second at the death, with the Millers winning 3-2. A terrible start proved Dartford’s undoing in a 3-2 home defeat by Wingate & Finchley. Goals from Andronicos Georgiou (2) and Ben Frampah saw Darts trail 3-0 after 21 minutes at Princes Park. Substitutes Olly Box and Ade Yusuff replied after the break but the visitors held on, with Dartford dropping to 13th. Folkestone a…