fixed docker files

docker-compose.yaml

@@ -14,6 +14,8 @@ services:
 
     esm_api_gateway:
         build: ./server/
+        env_file:
+            - ./server/.env
         container_name: esm_api_gateway
         networks:
             - esm_data

server/Dockerfile

 FROM node:23-alpine
 
-WORKDIR /usr/src/app
+WORKDIR /usr/src/esm_api
 COPY package*.json ./
 
 RUN npm ci --only=production
 COPY src ./src
+COPY index.js ./index.js
 
 EXPOSE 3000
 CMD [ "node", "index.js" ]