use @BeforeEach and @AfterEach when setting up wiremock

core/src/test/java/dev/fitko/fitconnect/core/RestEndpointBase.java

@@ -5,6 +5,8 @@ import com.github.tomakehurst.wiremock.client.WireMock;
 import dev.fitko.fitconnect.api.config.ApplicationConfig;
 import dev.fitko.fitconnect.api.config.Environment;
 import dev.fitko.fitconnect.api.config.EnvironmentName;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
 
 import java.util.Map;
 
@@ -12,14 +14,19 @@ import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMoc
 
 public abstract class RestEndpointBase {
 
-    public static WireMockServer wireMockServer;
+    public static WireMockServer wireMockServer = new WireMockServer(wireMockConfig().dynamicPort());
 
-    static {
-        wireMockServer = new WireMockServer(wireMockConfig().dynamicPort());
+    @BeforeEach
+    public void startWireMock() {
         wireMockServer.start();
         WireMock.configureFor("localhost", wireMockServer.port());
     }
 
+    @AfterEach
+    public void shutDownWireMock() {
+        wireMockServer.stop();
+    }
+
     protected ApplicationConfig getTestConfig(final String fakeBaseUrl) {
 
         final var envName = new EnvironmentName("TESTING");