added service and timer files, aswell as Arch PKGBUILD

updated version in main.cpp to be a dependency from cmake

CMakeLists.txt

@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 3.31)
 project(home_lab_watchdog_keepalive)
 
+add_definitions(-DVERSION=${VERSION})
+
 set(CMAKE_CXX_STANDARD 20)
 
 add_executable(home_lab_watchdog_keepalive main.cpp

PKGBUILD

@@ -0,0 +1,24 @@
+# PKGBUILD
+pkgname=arduino_watchdog
+pkgrel=1
+pkgdesc="Arduino based external watchdog to keep server online"
+arch=('any')
+license=('MIT')
+makedepends=('cmake: build system used')
+depends=('systemd>=257.6')
+source=('git://git.server.4zellen.se/Zacharias/home-lab_watchdog_keepalive.git')
+maintainer="Zacharias Zellén <zacharias@4zellen.se>"
+url="https://git.server.4zellen.se/Zacharias/home-lab_watchdog_keepalive.git"
+
+
+build() {
+    cd "$srcdir/home-lab_watchdog_keepalive"
+
+    cmake -B build -S . -DVERSION="\"$pkgver\""
+    make -C build
+}
+
+pkgver() {
+  cd "$srcdir/home-lab_watchdog_keepalive"
+  git describe --tags | sed 's/^v//;s/-/+/g'
+}

arduino-watchdog-heartbeat.service

@@ -0,0 +1,8 @@
+[Unit]
+Description=Run the Heartbeat for Arduinoi based server watchdog
+
+[Service]
+Type=oneshot
+User=arduino_watchdog
+ExecStart=/usr/bin/arduino-watchdog -b
+Nice=0

arduino-watchdog-heartbeat.timer

@@ -0,0 +1,8 @@
+[Unit]
+Description=Heartbeat timer for Arduino based watchdog
+
+[Timer]
+OnUnitActiveSec=5min
+
+[Install]
+WantedBy=timers.target

main.cpp

@@ -2,8 +2,11 @@
 #include <iostream>
 #include <unistd.h>
 #include "str_utils.h"
+#include <sys/stat.h>
 
-const char* VERSION = "0.0.1-DEV";
+#ifndef VERSION
+#define VERSION "unknown-DEV"
+#endif
 
 bool shortHand(const char* str, char shortHand);
 
@@ -31,7 +34,8 @@ int main(const int argc, char** argv) {
                     return -1;
                 }
                 std::cout << "Initialization :)" << std::endl;
-                // TODO: Add init system
+
+
             }
             else if (strcmp(arg, "--heartbeat") == 0 || shortHand(arg, 'b')) {
                 // TODO: Send heartbeat