Add first cut at golang monitor program

monitor/main.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	// "context"
+	"fmt"
+	"os"
+	"os/signal"
+	// "sync"
+	"syscall"
+)
+
+func main() {
+	//	 var	program1 = os.Getenv("BUILD_COMMAND")
+	//var	program2 = os.Getenv("RUN_COMMAND")
+
+	var watchedDir = os.Getenv("WATCHED_DIR")
+
+	// Create context for graceful shutdown
+	//	ctx, cancel := context.WithCancel(context.Background())
+	//defer cancel()
+
+	// Setup signal handling
+	sigCh := make(chan os.Signal, 1)
+	signal.Notify(sigCh, os.Interrupt, syscall.SIGTERM)
+
+	fileChanges := make(chan FileChange, 10)
+
+	go watchFiles(watchedDir, fileChanges)
+
+	go printChanges(fileChanges)
+
+	// WaitGroup to track both processes
+	// var wg sync.WaitGroup
+
+	// Start both processes
+	//wg.Add(2)
+	//	 go runProcess(ctx, &wg, "builder", program1)
+	// go runProcess(ctx, &wg, "runner", program2)
+
+	// Wait for interrupt signal
+	<-sigCh
+	fmt.Println("\nReceived interrupt signal, shutting down...")
+
+	// Cancel context to signal goroutines to stop
+	///	cancel()
+
+	// Wait for both processes to finish
+	// wg.Wait()
+	fmt.Println("All processes terminated cleanly")
+}