feat(office): users admin UI, table rendering, and user save fixes

Add Users list/detail with ACL toggles and library people update/status APIs.
Fix project table layout and ANSI-safe cell rendering, and decode array
responses from people/status so saves no longer fail on JSON unmarshal.

Co-authored-by: Cursor <cursoragent@cursor.com>

cmd/office/fetch/users.go

@@ -0,0 +1,33 @@
+package fetch
+
+import (
+	"context"
+
+	"github.com/eslider/go-onlyoffice/cmd/office/model"
+)
+
+// LoadUserChoices returns portal users for responsible pickers.
+func (l *Loader) LoadUserChoices(ctx context.Context) ([]model.UserOption, error) {
+	if l == nil || l.Client == nil {
+		return nil, nil
+	}
+	users, err := l.Client.GetUsers()
+	if err != nil {
+		return nil, err
+	}
+	out := make([]model.UserOption, 0, len(users))
+	for _, u := range users {
+		if u == nil || u.ID == nil || *u.ID == "" {
+			continue
+		}
+		name := ""
+		if u.DisplayName != nil {
+			name = *u.DisplayName
+		}
+		if name == "" && u.Email != nil {
+			name = *u.Email
+		}
+		out = append(out, model.UserOption{ID: *u.ID, Name: name})
+	}
+	return out, nil
+}