Raise goemaxima version to 2023010400 and golang to 1.20

goemaxima.service

+[Unit]
+Description=GoeMaximaPool Docker Image Thing
+After=network-online.target
+Wants=network-online.target
+After=remote-fs.target
+
+[Service]
+Restart=on-failure
+RestartSec=1s
+ExecStart=/usr/bin/docker run --rm --name goemaximapool --env GOEMAXIMA_QUEUE_LEN=16 --publish 0.0.0.0:8080:8080 goemaxima:2023010400-dev
+
+[Install]
+WantedBy=multi-user.target

hsh-custom-build.sh

+#!/bin/bash
+
+# We need Go 1.13 for this to compile properly
+docker run --rm -v "$PWD":/usr/src/myapp -w /usr/src/myapp golang:1.20 bash -c './buildweb.sh'
+
+# Build container with custom added version 2023010400
+./buildimage.sh 2023010400

hsh-custom-run.sh

+#!/bin/bash
+
+docker run -d -p 0.0.0.0:80:8080/tcp goemaxima:2023010400-dev