SIENTIAPDE-1350: Improve Docker image build context and fix queue names

This commit refactors the .dockerignore file to use a whitelist approach, significantly reducing the Docker image size by excluding unnecessary files. It also fixes the queue names in values.yaml and adds TEMPORAL_USE_TLS to the test environment.

values.yaml

@@ -188,9 +188,9 @@ env:
   - name: TEMPORAL_NAMESPACE
     value: "model-manager"
   - name: TRAIN_TASK_QUEUE
-    value: "train_model_queue"
+    value: "train_model-queue"
   - name: CLEANUP_TASK_QUEUE
-    value: "cleanup_queue"
+    value: "cleanup-queue"
   - name: TEMPORAL_USE_TLS
     value: "false"