Gotify

Link

version: "3"

services:
  gotify:
    image: gotify/server
    ports:
      - 8080:80
    environment:
      - GOTIFY_DEFAULTUSER_PASS=custom #change this. for "admin" credential
    volumes:
      - "./gotify_data:/app/data"

gotify/server-arm7 / ghcr.io/gotify/server-arm7: for arm-7 processors (raspberry pi)
gotify/server-arm64 / ghcr.io/gotify/server-arm64: for arm-64 processors