Docker compose: additional property dockerfile_inline is not allowed

Question

services.tomcat.build Additional property dockerfile_inline is not allowed.

version: "3"
services:

  tomcat:
    container_name: tomcat
    build:
      context: .
      dockerfile_inline: |
        FROM tomcat:9.0.73-jdk11-corretto-al2
        COPY example.war /var/local/tomcat/webapps/
      
    ports:
      - "8080:8080"

Answer 1

looks like this feature not supported yet (or you need something very fresh)

https://github.com/docker/compose/releases/tag/v2.17.0