QAMISHLI, Syria (AP) — The Kurdish-led Syrian Democratic Forces announced a new agreement Friday with the country’s central government intended to stabilize a ceasefire that ended weeks of fighting and to lay out the steps toward integration between the two sides. Under the agreement, the SDF said, security forces affiliated with the Syrian Ministry of Interior would go into the cities of al-Hassakeh and Qamishli in the Kurdish heartland, which they had previously been barred from entering, and