build: introduced release-please (#1646)

* build: introduced release-please

* build: header

* build: release simple

* build: release simple

Author: kikoso

.github/workflows/release-please.yml

@@ -0,0 +1,76 @@
+# Copyright 2026 Google LLC
+#
+# Licensed 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.
+
+name: release-please
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          token: ${{ secrets.SYNCED_GITHUB_TOKEN_REPO }}
+
+      # The steps below only run when a release PR is merged and a GitHub release is created
+      - name: Checkout
+        if: ${{ steps.release.outputs.release_created }}
+        uses: actions/checkout@v6
+
+      - name: Set up JDK 17
+        if: ${{ steps.release.outputs.release_created }}
+        uses: actions/setup-java@v5
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - uses: gradle/actions/setup-gradle@v4
+        if: ${{ steps.release.outputs.release_created }}
+
+      - name: Set up Gradle Publishing Environment Variables
+        if: ${{ steps.release.outputs.release_created }}
+        run: |
+          echo $GPG_KEY_ARMOR | base64 --decode > ./release.asc
+          gpg --quiet --output $GITHUB_WORKSPACE/release.gpg --dearmor ./release.asc
+
+          echo "Build and publish"
+          sed -i -e "s,mavenCentralUsername=,mavenCentralUsername=$SONATYPE_TOKEN_USERNAME,g" gradle.properties
+          SONATYPE_TOKEN_PASSWORD_ESCAPED=$(printf '%s\n' "$SONATYPE_TOKEN_PASSWORD" | sed -e 's/[\/&]/\\&/g')
+          sed -i -e "s,mavenCentralPassword=,mavenCentralPassword=$SONATYPE_TOKEN_PASSWORD_ESCAPED,g" gradle.properties
+          sed -i -e "s,signing.keyId=,signing.keyId=$GPG_KEY_ID,g" gradle.properties
+          sed -i -e "s,signing.password=,signing.password=$GPG_PASSWORD,g" gradle.properties
+          sed -i -e "s,signing.secretKeyRingFile=,signing.secretKeyRingFile=$GITHUB_WORKSPACE/release.gpg,g" gradle.properties
+        env:
+          GPG_KEY_ARMOR: ${{ secrets.SYNCED_GPG_KEY_ARMOR }}
+          GPG_KEY_ID: ${{ secrets.SYNCED_GPG_KEY_ID }}
+          GPG_PASSWORD: ${{ secrets.SYNCED_GPG_KEY_PASSWORD }}
+          SONATYPE_TOKEN_PASSWORD: ${{ secrets.SONATYPE_TOKEN_PASSWORD }}
+          SONATYPE_TOKEN_USERNAME: ${{ secrets.SONATYPE_TOKEN }}
+
+      - name: Build and Publish
+        if: ${{ steps.release.outputs.release_created }}
+        run: |
+          ./gradlew build --warn --stacktrace
+          ./gradlew publishToMavenCentral --warn --stacktrace --debug --info
+        env:
+          GH_TOKEN: ${{ secrets.SYNCED_GITHUB_TOKEN_REPO }}

.github/workflows/release.yml

@@ -0,0 +1,3 @@
+{
+    ".": "3.20.1"
+}

.release-please-manifest.json

@@ -37,5 +37,7 @@ tasks.register<Delete>("clean") {
 
 allprojects {
     group = "com.google.maps.android"
+    // {x-release-please-start-version}
     version = "3.20.1"
+    // {x-release-please-end}
 }

.releaserc

@@ -0,0 +1,12 @@
+{
+  "release-type": "android",
+  "packages": {
+    ".": {
+      "release-type": "simple",
+      "extra-files": [
+        "README.md",
+        "build.gradle.kts"
+      ]
+    }
+  }
+}