docs:add release GitHub Action.

.github/workflows/release.yml

@@ -0,0 +1,27 @@
+name: Release
+
+on:
+  release:
+    types: [ published ]
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+          server-id: nexus-releases
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
+
+      - name: Publish package
+        env:
+          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
+        run: |
+          cat <(echo -e "${{ secrets.OSSRH_GPG_SECRET_KEY }}") | gpg --batch --import;
+          mvn clean deploy -U -P release -Dgpg.passphrase=${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }} -DskipTests

CHANGELOG.md

@@ -7,3 +7,4 @@
 - [Feature: add AssemblyFlow to support tsf.](https://github.com/Tencent/spring-cloud-tencent/pull/993)
 - [Refactoring: Refactor Circuitbreaker ut.](https://github.com/Tencent/spring-cloud-tencent/pull/997)
 - [feat:refactor SDKContext as static.](https://github.com/Tencent/spring-cloud-tencent/pull/1001)
+- [docs:add release GitHub Action.](https://github.com/Tencent/spring-cloud-tencent/pull/1006)

spring-cloud-tencent-plugin-starters/spring-cloud-starter-tencent-tsf-adapter-plugin/src/test/java/com/tencent/cloud/tsf/adapter/config/TsfDiscoveryFlow.java

@@ -37,4 +37,9 @@ public String getName() {
 	public void setSDKContext(SDKContext sdkContext) {
 
 	}
+
+	@Override
+	public void destroy() {
+
+	}
 }

spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/PolarisSDKContextManager.java

@@ -111,8 +111,10 @@ public static void innerDestroy() {
 					assemblyAPI = null;
 				}
 
-				sdkContext.destroy();
-				sdkContext = null;
+				if (Objects.nonNull(sdkContext)) {
+					sdkContext.destroy();
+					sdkContext = null;
+				}
 				LOG.info("Polaris SDK context is destroyed.");
 			}
 			catch (Throwable throwable) {