fix: update to main branch

diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 3211980..56e8e7c 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021, 2025 Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2021, 2026 Oracle and/or its affiliates. All rights reserved.
 #
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Public License v. 2.0 which is available at
@@ -12,7 +12,15 @@
 
 name: Yasson
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - 'main'
+      - '*-RELEASE'
+  pull_request:
+    branches:
+      - 'main'
+      - '*-RELEASE'
 
 jobs:
   build:

diff --git a/README.md b/README.md
index 374a9db..499c5fd 100644
--- a/README.md
+++ b/README.md

@@ -4,7 +4,7 @@
 [![Jakarta Staging (Snapshots)](https://img.shields.io/nexus/s/https/jakarta.oss.sonatype.org/org.eclipse/yasson.svg)](https://jakarta.oss.sonatype.org/content/repositories/staging/org/eclipse/yasson/)
 [![Gitter](https://badges.gitter.im/eclipse/yasson.svg)](https://gitter.im/eclipse/yasson)
 [![Javadocs](https://www.javadoc.io/badge/org.eclipse/yasson.svg)](https://www.javadoc.io/doc/org.eclipse/yasson)
-[![Build Status](https://github.com/eclipse-ee4j/yasson/actions/workflows/maven.yml/badge.svg?branch=master)](https://github.com/eclipse-ee4j/yasson/actions/workflows/maven.yml?branch=master)
+[![Build Status](https://github.com/eclipse-ee4j/yasson/actions/workflows/maven.yml/badge.svg?branch=main)](https://github.com/eclipse-ee4j/yasson/actions/workflows/maven.yml?branch=main)
 [![License](https://img.shields.io/badge/License-EPL%202.0-green.svg)](https://opensource.org/licenses/EPL-2.0)
 
 Yasson is a Java framework which provides a standard binding layer between Java classes and JSON documents. This is similar to what JAXB is doing in the XML world. Yasson is an official reference implementation of JSON Binding ([JSR-367](https://jcp.org/en/jsr/detail?id=367)).