initial proof of concept

app/app.go

@@ -0,0 +1,39 @@
+package app
+
+import (
+	"finally-a-monolithic-linux-hw-monitor/app/cpu"
+	"fmt"
+	"os"
+	"os/signal"
+	"strings"
+	"syscall"
+	"time"
+)
+
+func Run() {
+	// Clear terminal screen and hide cursor
+	fmt.Print("\033[2J\033[?25l")
+
+	// Ensure cursor is restored when exiting (Ctrl+C / SIGTERM)
+	cleanupChannel := make(chan os.Signal, 1)
+	signal.Notify(cleanupChannel, os.Interrupt, syscall.SIGTERM)
+	go func() {
+		<-cleanupChannel
+		// Restore cursor and move below output
+		fmt.Print("\033[?25h\n")
+		os.Exit(0)
+	}()
+
+	ticker := time.NewTicker(1 * time.Second)
+	defer ticker.Stop()
+	for {
+		console := &strings.Builder{}
+		cpu.RenderCPU(console)
+
+		console.WriteString("\nPress Ctrl+C to exit.\033[K\n")
+		fmt.Print(console.String())
+
+		<-ticker.C
+	}
+
+}