use init in docker-compose instead of tini + env file

Dockerfile

@@ -2,22 +2,17 @@ FROM debian:buster
 
 ARG LUFI_BUILD_VERSION=0.04.6
 
-ARG TINI_BUILD_VERSION=v0.18.0
-
 RUN apt-get update \
 && apt-get -yq install build-essential libssl-dev libio-socket-ssl-perl liblwp-protocol-https-perl libpq-dev wget unzip \
 && apt-get clean && cpan Carton \
 && wget https://github.com/ldidry/lufi/archive/${LUFI_BUILD_VERSION}.zip && unzip ${LUFI_BUILD_VERSION}.zip \
-&& wget https://github.com/krallin/tini/releases/download/${TINI_BUILD_VERSION}/tini-amd64 && mv tini-amd64 tini \
 && rm ${LUFI_BUILD_VERSION}.zip && mv lufi-${LUFI_BUILD_VERSION} lufi
 
 COPY lufi.conf /lufi/lufi.conf
 
 WORKDIR /lufi
 
-RUN carton install --deployment --without=test --without=sqlite --without=mysql && chmod +x /tini
-
-ENTRYPOINT ["/tini", "--"]
+RUN carton install --deployment --without=test --without=sqlite --without=mysql
 
 CMD ["carton", "exec", "hypnotoad", "-f", "/lufi/script/lufi"]
 

docker-compose.yml

-version: '3'
+version: "3.7"
 
 volumes:
   lufidb-data:
@@ -10,17 +10,15 @@ services:
     image: postgres:12
     container_name: lufidb
     restart: always
-#    env_file:
-#      - lufi.env
-    environment:
-      - POSTGRES_USER=lufidb
-      - POSTGRES_PASSWORD=passwd
+    env_file:
+      - lufi.env
     volumes:
       - lufidb-data:/var/lib/postgresql/data
 
   lufi:
     image: lufi
     container_name: lufi
+    init: true
     depends_on:
       - lufidb
     ports: