feat: support visit of stage repository

refer: apache/incubator-hugegraph#2305

.github/configs/settings.xml

@@ -0,0 +1,60 @@
+<!--
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You under the Apache License, Version 2.0
+   (the "License"); you may not use this file except in compliance with
+   the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+  -->
+
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
+    <servers>
+        <server>
+            <id>github</id>
+            <username>${env.GITHUB_ACTOR}</username>
+            <password>${env.GITHUB_TOKEN}</password>
+        </server>
+    </servers>
+
+    <profiles>
+        <profile>
+            <id>local-repo</id>
+            <repositories>
+                <repository>
+                    <id>central</id>
+                    <url>https://repo.maven.apache.org/maven2</url>
+                    <releases>
+                        <enabled>true</enabled>
+                    </releases>
+                    <snapshots>
+                        <enabled>false</enabled>
+                    </snapshots>
+                </repository>
+                <repository>
+                    <id>staged-releases</id>
+                    <url>https://repository.apache.org/content/groups/staging/</url>
+                </repository>
+            </repositories>
+            <pluginRepositories>
+                <pluginRepository>
+                    <id>staged-releases</id>
+                    <url>https://repository.apache.org/content/groups/staging/</url>
+                </pluginRepository>
+            </pluginRepositories>
+        </profile>
+    </profiles>
+
+    <activeProfiles>
+        <activeProfile>local-repo</activeProfile>
+    </activeProfiles>
+</settings>

.github/workflows/validate-release.yml

@@ -27,6 +27,7 @@ jobs:
       USER: ${{ inputs.gpg_user }}
       # TODO: parse version from the running branch name & also adapt the input version
       RELEASE_VERSION: ''
+      USE_STAGE: 'true' # Whether to include the stage repository.
     steps:
       - name: Checkout source
         uses: actions/checkout@v4
@@ -53,6 +54,11 @@ jobs:
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-yarn-
+      - name: Use staged maven repo settings
+        if: ${{ env.USE_STAGE == 'true' }}
+        run: |
+          cp $HOME/.m2/settings.xml /tmp/settings.xml
+          cp -vf .github/configs/settings.xml $HOME/.m2/settings.xml && cat $HOME/.m2/settings.xml
 
       - name: 1. Download SVN Sources
         run: |