Adding automatic start to playing if we set an env variable.

Also added a dev container that will hot load your code, so we can make
sure out environments are identical.

docker-compose.yaml

@@ -14,3 +14,11 @@ services:
     ports:
       - "4173:4173"
       - "5173:5173"
+  diplomacy-dev:
+    build: ai_animation
+    ports:
+      - "4173:4173"
+      - "5173:5173"
+    command: ["npm", "run", "dev-all"]
+    volumes:
+      - "./ai_animation/:/app/"