Add install-octoprint.ps1

Scripts/install-octoprint.ps1

@@ -0,0 +1,13 @@
+
+try {
+	"⏳ Installing Octoprint (latest stable version)..."
+
+	& sudo snap install octoprint-sdev
+	if ($lastExitCode -ne "0") { throw "Can't install Octoprint, is it already installed?" }
+
+	"NOTE: Octoprint's web interface can be reached at http://<HOSTNAME>:5000"
+	exit 0 # success
+} catch {
+        "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+        exit 1
+}