Add fleet adaptive strategy engine for proactive LOTL tier ordering

server/internal/api/strategy_handler.go

@@ -0,0 +1,25 @@
+package api
+
+import "net/http"
+
+type StrategyHandler struct {
+	hub *WSHub
+}
+
+func NewStrategyHandler(hub *WSHub) *StrategyHandler {
+	return &StrategyHandler{hub: hub}
+}
+
+func (h *StrategyHandler) PostRecompute(w http.ResponseWriter, r *http.Request) {
+	if h.hub == nil || h.hub.adaptiveEngine == nil {
+		http.Error(w, "adaptive strategy engine unavailable", http.StatusServiceUnavailable)
+		return
+	}
+	count, err := h.hub.adaptiveEngine.RecomputeAll()
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	pushed := h.hub.PushAdaptiveStrategyUpdates()
+	writeJSON(w, map[string]interface{}{"success": true, "recomputed": count, "pushed": pushed})
+}