core(deploy): type jarVersionId as UUID (match domain convention)

All other FKs to app_versions.id (e.g. Deployment.appVersionId) use UUID;
DeploymentConfigSnapshot.jarVersionId was incorrectly typed as String.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

cameleer-server-core/src/main/java/com/cameleer/server/core/runtime/DeploymentConfigSnapshot.java

@@ -3,6 +3,7 @@ package com.cameleer.server.core.runtime;
 import com.cameleer.common.model.ApplicationConfig;
 
 import java.util.Map;
+import java.util.UUID;
 
 /**
  * Snapshot of the config that was deployed, captured at the moment a deployment
@@ -12,7 +13,7 @@ import java.util.Map;
  * <p>This is persisted as JSONB in {@code deployments.deployed_config_snapshot}.</p>
  */
 public record DeploymentConfigSnapshot(
-        String jarVersionId,
+        UUID jarVersionId,
         ApplicationConfig agentConfig,
         Map<String, Object> containerConfig
 ) {