Swap caddy for nginx

stack_orchestrator/data/container-build/cerc-go-nitro/Dockerfile

@@ -17,7 +17,7 @@ RUN find . -name 'node_modules' | xargs -n1 rm -rf
 RUN find . -name 'dist' | xargs -n1 rm -rf
 RUN yarn
 WORKDIR /app/packages/nitro-gui
-RUN VITE_RPC_URL=CERC_RUNTIME_ENV_RPC_URL VITE_TARGET_URL=CERC_RUNTIME_ENV_TARGET_URL yarn build
+RUN VITE_RPC_HOST=CERC_RUNTIME_ENV_RPC_HOST yarn build
 WORKDIR /app/packages/nitro-auth-gui
 RUN VITE_RPC_URL=CERC_RUNTIME_ENV_RPC_URL VITE_TARGET_URL=CERC_RUNTIME_ENV_TARGET_URL yarn build
 WORKDIR /app/packages/nitro-auth