Replace dockerize, make settings persistent, let settings be overridden by env vars

Dockerfile

@@ -3,12 +3,8 @@ FROM alpine:3.12
 VOLUME /data
 VOLUME /config
 
-ARG DOCKERIZE_ARCH=amd64
-ENV DOCKERIZE_VERSION=v0.6.0
 RUN echo "@community http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
     && apk --no-cache add bash dumb-init ip6tables ufw@community openvpn shadow transmission-daemon transmission-cli curl jq tzdata openrc tinyproxy tinyproxy-openrc\
-    && echo "Install dockerize $DOCKERIZE_VERSION ($DOCKERIZE_ARCH)" \
-    && wget -qO- https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-$DOCKERIZE_ARCH-$DOCKERIZE_VERSION.tar.gz | tar xz -C /usr/bin \
     && mkdir -p /opt/transmission-ui \
     && echo "Install Combustion" \
     && wget -qO- https://github.com/Secretmapper/combustion/archive/release.tar.gz | tar xz -C /opt/transmission-ui \
@@ -37,89 +33,13 @@ ENV OPENVPN_USERNAME=**None** \
     OPENVPN_PASSWORD=**None** \
     OPENVPN_PROVIDER=**None** \
     GLOBAL_APPLY_PERMISSIONS=true \
-    TRANSMISSION_ALT_SPEED_DOWN=50 \
-    TRANSMISSION_ALT_SPEED_ENABLED=false \
-    TRANSMISSION_ALT_SPEED_TIME_BEGIN=540 \
-    TRANSMISSION_ALT_SPEED_TIME_DAY=127 \
-    TRANSMISSION_ALT_SPEED_TIME_ENABLED=false \
-    TRANSMISSION_ALT_SPEED_TIME_END=1020 \
-    TRANSMISSION_ALT_SPEED_UP=50 \
-    TRANSMISSION_BIND_ADDRESS_IPV4=0.0.0.0 \
-    TRANSMISSION_BIND_ADDRESS_IPV6=:: \
-    TRANSMISSION_BLOCKLIST_ENABLED=false \
-    TRANSMISSION_BLOCKLIST_URL=http://www.example.com/blocklist \
-    TRANSMISSION_CACHE_SIZE_MB=4 \
-    TRANSMISSION_DHT_ENABLED=true \
-    TRANSMISSION_DOWNLOAD_DIR=/data/completed \
-    TRANSMISSION_DOWNLOAD_LIMIT=100 \
-    TRANSMISSION_DOWNLOAD_LIMIT_ENABLED=0 \
-    TRANSMISSION_DOWNLOAD_QUEUE_ENABLED=true \
-    TRANSMISSION_DOWNLOAD_QUEUE_SIZE=5 \
-    TRANSMISSION_ENCRYPTION=1 \
-    TRANSMISSION_IDLE_SEEDING_LIMIT=30 \
-    TRANSMISSION_IDLE_SEEDING_LIMIT_ENABLED=false \
-    TRANSMISSION_INCOMPLETE_DIR=/data/incomplete \
-    TRANSMISSION_INCOMPLETE_DIR_ENABLED=true \
-    TRANSMISSION_LPD_ENABLED=false \
-    TRANSMISSION_MAX_PEERS_GLOBAL=200 \
-    TRANSMISSION_MESSAGE_LEVEL=2 \
-    TRANSMISSION_PEER_CONGESTION_ALGORITHM= \
-    TRANSMISSION_PEER_ID_TTL_HOURS=6 \
-    TRANSMISSION_PEER_LIMIT_GLOBAL=200 \
-    TRANSMISSION_PEER_LIMIT_PER_TORRENT=50 \
-    TRANSMISSION_PEER_PORT=51413 \
-    TRANSMISSION_PEER_PORT_RANDOM_HIGH=65535 \
-    TRANSMISSION_PEER_PORT_RANDOM_LOW=49152 \
-    TRANSMISSION_PEER_PORT_RANDOM_ON_START=false \
-    TRANSMISSION_PEER_SOCKET_TOS=default \
-    TRANSMISSION_PEX_ENABLED=true \
-    TRANSMISSION_PORT_FORWARDING_ENABLED=false \
-    TRANSMISSION_PREALLOCATION=1 \
-    TRANSMISSION_PREFETCH_ENABLED=1 \
-    TRANSMISSION_QUEUE_STALLED_ENABLED=true \
-    TRANSMISSION_QUEUE_STALLED_MINUTES=30 \
-    TRANSMISSION_RATIO_LIMIT=2 \
-    TRANSMISSION_RATIO_LIMIT_ENABLED=false \
-    TRANSMISSION_RENAME_PARTIAL_FILES=true \
-    TRANSMISSION_RPC_AUTHENTICATION_REQUIRED=false \
-    TRANSMISSION_RPC_BIND_ADDRESS=0.0.0.0 \
-    TRANSMISSION_RPC_ENABLED=true \
-    TRANSMISSION_RPC_HOST_WHITELIST= \
-    TRANSMISSION_RPC_HOST_WHITELIST_ENABLED=false \
-    TRANSMISSION_RPC_PASSWORD=password \
-    TRANSMISSION_RPC_PORT=9091 \
-    TRANSMISSION_RPC_URL=/transmission/ \
-    TRANSMISSION_RPC_USERNAME=username \
-    TRANSMISSION_RPC_WHITELIST=127.0.0.1 \
-    TRANSMISSION_RPC_WHITELIST_ENABLED=false \
-    TRANSMISSION_SCRAPE_PAUSED_TORRENTS_ENABLED=true \
-    TRANSMISSION_SCRIPT_TORRENT_DONE_ENABLED=false \
-    TRANSMISSION_SCRIPT_TORRENT_DONE_FILENAME= \
-    TRANSMISSION_SEED_QUEUE_ENABLED=false \
-    TRANSMISSION_SEED_QUEUE_SIZE=10 \
-    TRANSMISSION_SPEED_LIMIT_DOWN=100 \
-    TRANSMISSION_SPEED_LIMIT_DOWN_ENABLED=false \
-    TRANSMISSION_SPEED_LIMIT_UP=100 \
-    TRANSMISSION_SPEED_LIMIT_UP_ENABLED=false \
-    TRANSMISSION_START_ADDED_TORRENTS=true \
-    TRANSMISSION_TRASH_ORIGINAL_TORRENT_FILES=false \
-    TRANSMISSION_UMASK=2 \
-    TRANSMISSION_UPLOAD_LIMIT=100 \
-    TRANSMISSION_UPLOAD_LIMIT_ENABLED=0 \
-    TRANSMISSION_UPLOAD_SLOTS_PER_TORRENT=14 \
-    TRANSMISSION_UTP_ENABLED=false \
-    TRANSMISSION_WATCH_DIR=/data/watch \
-    TRANSMISSION_WATCH_DIR_ENABLED=true \
     TRANSMISSION_HOME=/data/transmission-home \
-    TRANSMISSION_WATCH_DIR_FORCE_GENERIC=false \
     ENABLE_UFW=false \
     UFW_ALLOW_GW_NET=false \
     UFW_EXTRA_PORTS= \
     UFW_DISABLE_IPTABLES_REJECT=false \
-    TRANSMISSION_WEB_UI= \
     PUID= \
     PGID= \
-    TRANSMISSION_WEB_HOME= \
     DROP_DEFAULT_ROUTE= \
     WEBPROXY_ENABLED=false \
     WEBPROXY_PORT=8888 \
@@ -128,7 +48,7 @@ ENV OPENVPN_USERNAME=**None** \
     DOCKER_LOG=false \
     HEALTH_CHECK_HOST=google.com
 
-HEALTHCHECK --interval=5m CMD /etc/scripts/healthcheck.sh
+HEALTHCHECK --interval=1m CMD /etc/scripts/healthcheck.sh
 
 # Expose port and run
 EXPOSE 9091