feat: use v2 as profile instead of api version property

Author: jonathanlukas

README.md

@@ -29,7 +29,7 @@ This client is compatible with the Camunda v2 API. To use it, please configure:
 ```yaml
 tasklist:
   client:
-    api-version: v2
+    profile: v2
 ```
 
 Configure a Camunda Tasklist client with simple authentication:

extension/spring-boot-starter-camunda-tasklist/src/main/java/io/camunda/tasklist/spring/TasklistClientConfiguration.java

@@ -4,13 +4,15 @@
 import io.camunda.client.CamundaClient;
 import io.camunda.tasklist.CamundaTaskListClient;
 import io.camunda.tasklist.CamundaTasklistClientConfiguration;
+import io.camunda.tasklist.CamundaTasklistClientConfiguration.ApiVersion;
 import io.camunda.tasklist.CamundaTasklistClientConfiguration.DefaultProperties;
 import io.camunda.tasklist.auth.Authentication;
 import io.camunda.tasklist.auth.JwtAuthentication;
 import io.camunda.tasklist.auth.JwtCredential;
 import io.camunda.tasklist.auth.SimpleAuthentication;
 import io.camunda.tasklist.auth.SimpleCredential;
 import io.camunda.tasklist.auth.TokenResponseHttpClientResponseHandler;
+import io.camunda.tasklist.spring.TasklistClientConfigurationProperties.Profile;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -44,7 +46,7 @@ public CamundaTaskListClient camundaTasklistClient(
   public CamundaTasklistClientConfiguration tasklistClientConfiguration(
       Authentication authentication, @Autowired(required = false) CamundaClient camundaClient) {
     return new CamundaTasklistClientConfiguration(
-        properties.apiVersion(),
+        properties.profile() == Profile.v2 ? ApiVersion.v2 : ApiVersion.v1,
         authentication,
         properties.baseUrl(),
         camundaClient,

extension/spring-boot-starter-camunda-tasklist/src/main/java/io/camunda/tasklist/spring/TasklistClientConfigurationProperties.java

@@ -1,6 +1,5 @@
 package io.camunda.tasklist.spring;
 
-import io.camunda.tasklist.CamundaTasklistClientConfiguration.ApiVersion;
 import java.net.URL;
 import java.time.Duration;
 import java.util.List;
@@ -10,7 +9,6 @@
 @ConfigurationProperties("tasklist.client")
 public record TasklistClientConfigurationProperties(
     // generic properties
-    @DefaultValue("v1") ApiVersion apiVersion,
     Profile profile,
     Boolean enabled,
     URL baseUrl,
@@ -31,7 +29,8 @@ public record TasklistClientConfigurationProperties(
   public enum Profile {
     simple,
     oidc,
-    saas
+    saas,
+    v2
   }
 
   public record ClientDefaults(