ci(publish): 更新 GitHub Actions工作流以发布到 Maven Central

- 将工作流文件从 release.yml 重命名为 publish.yml- 更新工作流配置，增加环境变量设置
- 使用 actions/checkout@v4 替代 v3
- 使用 actions/setup-java@v4 替代 v3，并添加缓存配置
- 移除单独的 GPG 密钥导入步骤
- 合并 core 和 feature 的发布步骤，使用单个命令发布到 Maven Central
- 添加 Gradle wrapper 的执行权限设置

Author: ven-coder

.github/workflows/publish.yml

@@ -0,0 +1,44 @@
+name: Publish to Maven Central
+
+on:
+  push:
+    tags:
+      - 'v*'  # 例如 v1.0.0 会触发发布流程
+
+jobs:
+  publish:
+    name: Publish Android Library
+    runs-on: ubuntu-latest
+
+    env:
+      OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+      OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
+      SIGNING_KEY_ID: ${{ secrets.SIGNING_KEY_ID }}
+      SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
+      SIGNING_KEY: ${{ secrets.SIGNING_KEY }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: 17
+          cache: 'gradle'
+
+      - name: Set up Gradle
+        uses: gradle/gradle-build-action@v3
+
+      - name: Grant execute permission to Gradle wrapper
+        run: chmod +x ./gradlew
+
+      - name: Build and publish
+        run: ./gradlew clean publishReleasePublicationToMavenCentralRepository --no-daemon
+        env:
+          ORG_GRADLE_PROJECT_signing.keyId: ${{ secrets.SIGNING_KEY_ID }}
+          ORG_GRADLE_PROJECT_signing.password: ${{ secrets.SIGNING_PASSWORD }}
+          ORG_GRADLE_PROJECT_signing.key: ${{ secrets.SIGNING_KEY }}
+          ORG_GRADLE_PROJECT_ossrhUsername: ${{ secrets.OSSRH_USERNAME }}
+          ORG_GRADLE_PROJECT_ossrhPassword: ${{ secrets.OSSRH_PASSWORD }}