feat(docker): add DNS configuration and update image references in Docker setup

.devcontainer/Dockerfile

@@ -7,3 +7,6 @@ RUN apt-get update \
         stockfish \
     && rm -rf /var/lib/apt/lists/*
 
+RUN mkdir -p /home/vscode/.gradle/wrapper/dists \
+    && chown -R vscode:vscode /home/vscode/.gradle
+

.devcontainer/docker-compose.yml

@@ -18,6 +18,9 @@ services:
       INTERNAL_SECRET: dev-internal-secret
       STOCKFISH_PATH: /usr/games/stockfish
       NOWCHESS_COORDINATOR_ENABLED: "true"
+    dns:
+      - 8.8.8.8
+      - 1.1.1.1
     depends_on:
       redis:
         condition: service_healthy
@@ -25,7 +28,7 @@ services:
         condition: service_healthy
 
   redis:
-    image: redis:7.4-alpine
+    image: docker.io/redis:7.4-alpine
     command: ["redis-server", "--appendonly", "yes", "--save", "60", "1"]
     ports:
       - "16379:6379"
@@ -39,7 +42,7 @@ services:
       start_period: 5s
 
   postgres:
-    image: postgres:16-alpine
+    image: docker.io/postgres:16-alpine
     environment:
       POSTGRES_DB: nowchess
       POSTGRES_USER: nowchess