feat: triage streams with open, close (#121)

* refactor: use interfaces for function params

* cleanup message retention code

* support open / closed streams

- Tabs for viewing separately
- Context menu to close / open streams
- Update stream particle status field

* ui tweak

* show stream state in stream-view

* ui tweaks

* cleanup message retention from orion api

go/internal/handler/handler.go

@@ -61,7 +61,6 @@ type Network struct {
 	Name                  string    `json:"name"`
 	AdminHuman            Human     `json:"admin_human"`
 	Humans                []Human   `json:"humans"`
-	MessageRetentionHours int       `json:"message_retention_hours"`
 	CreatedAt             time.Time `json:"created_at"`
 }
 
@@ -91,14 +90,6 @@ type AddMembersToNetworkRequest struct {
 	EmailAddresses []string `json:"email_addresses"`
 }
 
-type SetOpenStreamCapacityRequest struct {
-	Capacity int `json:"capacity"`
-}
-
-type SetMessageRetentionHoursRequest struct {
-	Hours int `json:"hours"`
-}
-
 type MembersRequest struct {
 	Emails []string `json:"emails"`
 }
@@ -675,72 +666,6 @@ func (h *Handler) RevokeInvitation(w http.ResponseWriter, r *http.Request) {
 	w.WriteHeader(http.StatusNoContent)
 }
 
-// SetMessageRetentionHours updates the message retention window for a network (admin-only)
-func (h *Handler) SetMessageRetentionHours(w http.ResponseWriter, r *http.Request) {
-	humanId, ok := middleware.HumanIdFromContext(r.Context())
-	if !ok {
-		http.Error(w, "unauthorized", http.StatusUnauthorized)
-		return
-	}
-
-	networkID := r.PathValue("id")
-	if networkID == "" {
-		http.Error(w, "network id is required", http.StatusBadRequest)
-		return
-	}
-
-	// Fetch network to verify admin
-	net, err := h.networkSvc.GetByID(r.Context(), networkID)
-	if err != nil {
-		if errors.Is(err, network.ErrNotFound) {
-			http.Error(w, "network not found", http.StatusNotFound)
-			return
-		}
-		slog.Error("failed to get network", "error", err, "network_id", networkID)
-		http.Error(w, "internal server error", http.StatusInternalServerError)
-		return
-	}
-
-	if net.AdminHumanId != humanId {
-		http.Error(w, "only the network admin can change this setting", http.StatusForbidden)
-		return
-	}
-
-	var req SetMessageRetentionHoursRequest
-	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
-		http.Error(w, "invalid request body", http.StatusBadRequest)
-		return
-	}
-
-	if err := h.networkSvc.SetMessageRetentionHours(r.Context(), networkID, req.Hours); err != nil {
-		if errors.Is(err, network.ErrInvalidRetentionHours) {
-			http.Error(w, err.Error(), http.StatusBadRequest)
-			return
-		}
-		slog.Error("failed to set message retention hours", "error", err, "network_id", networkID)
-		http.Error(w, "internal server error", http.StatusInternalServerError)
-		return
-	}
-
-	// Return updated network
-	updatedNet, err := h.networkSvc.GetByID(r.Context(), networkID)
-	if err != nil {
-		slog.Error("failed to get network after update", "error", err, "network_id", networkID)
-		http.Error(w, "internal server error", http.StatusInternalServerError)
-		return
-	}
-
-	resp, err := h.networkToDTO(r.Context(), updatedNet)
-	if err != nil {
-		slog.Error("failed to convert network to DTO", "error", err, "network_id", networkID)
-		http.Error(w, "internal server error", http.StatusInternalServerError)
-		return
-	}
-
-	w.Header().Set("Content-Type", "application/json")
-	json.NewEncoder(w).Encode(resp)
-}
-
 // DownloadParticleMedia returns a fresh signed download URL for media/file particles
 func (h *Handler) DownloadParticleMedia(w http.ResponseWriter, r *http.Request) {
 	_, ok := middleware.EmailFromContext(r.Context())
@@ -1056,7 +981,6 @@ func (h *Handler) networkToDTO(ctx context.Context, n *network.Network) (Network
 		Name:                  n.Name,
 		AdminHuman:            humanToDTO(adminHuman),
 		Humans:                humans,
-		MessageRetentionHours: n.MessageRetentionHours,
 		CreatedAt:             n.CreatedAt,
 	}, nil
 }