Add an install.sh again

README.md

@@ -25,3 +25,10 @@ Download the `.deb` file and run:
 ```console
 sudo dpkg -i ldddns_0.0.16_linux_amd64.deb
 ```
+
+Or just run the following command which will download and install the
+latest package for you:
+
+```console
+curl -fsSL https://raw.githubusercontent.com/arnested/ldddns/main/install.sh | bash
+```

install.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+if [ -z "$BASH" ] ;then echo Please run this with bash; exit 1; fi
+
+set -euo pipefail
+
+ldddns_install() {
+    set -euo pipefail
+
+    tmpdir="$(mktemp -d)"
+
+    # Make a cleanup function
+    cleanup() {
+        rm --recursive --force -- "${tmpdir}"
+    }
+    trap cleanup EXIT
+
+    echo -n Finding latest package name...
+    package=$(curl --proto =https --fail -sSL "https://github.com/arnested/ldddns/releases/latest/download/checksums.txt" | grep -i $(uname -s) | grep $(dpkg --print-architecture) | grep \.deb | awk '{print $2}')
+    echo " $package"
+
+    echo Downloading $package...
+    curl --proto =https --fail --location --progress-bar --output "${tmpdir}/${package}" "https://github.com/arnested/ldddns/releases/latest/download/${package}"
+
+    echo Installing $package...
+    pkexec dpkg -i "${tmpdir}/${package}"
+}
+
+ldddns_install