feat(server/reward): TG 绑定 token 签发/消费 + GET /v1/tasks/telegram/start

server/internal/reward/handler.go

@@ -53,3 +53,23 @@ func (h *Handler) GetInvite(w http.ResponseWriter, r *http.Request) {
 		},
 	})
 }
+
+func (h *Handler) TelegramStart(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+	uid, ok := auth.UserIDFromContext(ctx)
+	if !ok {
+		apierr.WriteJSON(w, http.StatusUnauthorized, apierr.ErrUnauthorized)
+		return
+	}
+	if !h.tgEnabled {
+		apierr.WriteJSON(w, http.StatusNotFound, apierr.ErrNotFound)
+		return
+	}
+	tok, err := h.svc.IssueTelegramToken(ctx, uid)
+	if err != nil {
+		apierr.WriteJSON(w, http.StatusInternalServerError, apierr.ErrInternal)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	_ = json.NewEncoder(w).Encode(map[string]any{"deep_link": h.svc.TelegramDeepLink(tok)})
+}