remove k8s configs, update worker for multi-languages support, add local-submit option

compose.yaml

@@ -9,15 +9,19 @@
       - "8080:8080"
     environment:
       - ASPNETCORE_ENVIRONMENT=Development
-      - Workers__Cpp=http://worker-cpp:8080
+      - Workers__Cpp=http://worker:8080
+      - Workers__Java=http://worker:8080
+      - Workers__Kotlin=http://worker:8080
+      - Workers__CSharp=http://worker:8080
+      - Workers__Python=http://worker:8080
     networks:
       - liquidcode-network
     depends_on:
-      - worker-cpp
+      - worker
 
-  worker-cpp:
-    image: liquidcode-tester-worker-cpp:latest
-    container_name: liquidcode-tester-worker-cpp
+  worker:
+    image: liquidcode-tester-worker:latest
+    container_name: liquidcode-tester-worker
     build:
       context: .
       dockerfile: src/LiquidCode.Tester.Worker/Dockerfile