added team view to season_leagues

internal/validation/forms.go

@@ -27,7 +27,18 @@ func (f *FormGetter) Get(key string) string {
 }
 
 func (f *FormGetter) GetList(key string) []string {
-	return strings.Split(f.Get(key), ",")
+	if f.r.Form == nil {
+		return nil
+	}
+	values, ok := f.r.Form[key]
+	if !ok || len(values) == 0 {
+		return nil
+	}
+	// Support both comma-separated single values and multiple form fields
+	if len(values) == 1 {
+		return strings.Split(values[0], ",")
+	}
+	return values
 }
 
 func (f *FormGetter) GetMaps(key string) []map[string]string {
@@ -72,6 +83,10 @@ func (f *FormGetter) Int(key string) *IntField {
 	return newIntField(key, f)
 }
 
+func (f *FormGetter) Bool(key string) *BoolField {
+	return newBoolField(key, f)
+}
+
 func (f *FormGetter) Time(key string, format *timefmt.Format) *TimeField {
 	return newTimeField(key, format, f)
 }