chore: sync infra docs and coverage

docker-compose.yml

@@ -29,6 +29,8 @@ services:
       JWT_SECRET: ${JWT_SECRET:?JWT_SECRET is not set}
       HOST: ${BACKEND_HOST:-0.0.0.0}
       PORT: ${BACKEND_PORT:-3001}
+      POSTGRES_HOST: merchantsofhope-supplyanddemandportal-database
+      UPLOAD_DIR: /app/uploads/resumes
     ports:
       - "0.0.0.0:${BACKEND_PORT:-3001}:3001"
     command: >
@@ -38,6 +40,7 @@ services:
         condition: service_healthy
     volumes:
       - ./backend:/app
+      - backend-resume-uploads:/app/uploads/resumes
       - /app/node_modules
     networks:
       - merchantsofhope-supplyanddemandportal-network
@@ -63,6 +66,7 @@ services:
 
 volumes:
   merchantsofhope-supplyanddemandportal-postgres-data:
+  backend-resume-uploads:
 
 networks:
   merchantsofhope-supplyanddemandportal-network: