update: enhance command execution with real-time logging and add shorthand flag for deployment file

app/k8s.go

@@ -1,6 +1,7 @@
 package app
 
 import (
+	"bufio"
 	"bytes"
 	"fmt"
 	"log/slog"
@@ -67,19 +68,52 @@ func k8sCreateNamespace(project string) error {
 func RunCommand(command string) error {
 	slog.Debug(fmt.Sprintf("🐞 Running command: %s", command))
 	cmd := exec.Command("sh", "-c", command)
+
 	var stdout, stderr bytes.Buffer
-	cmd.Stdout = &stdout
-	cmd.Stderr = &stderr
-	err := cmd.Run()
+
+	// Get pipes for real-time reading
+	stdoutPipe, err := cmd.StdoutPipe()
+	if err != nil {
+		return fmt.Errorf("failed to create stdout pipe: %w", err)
+	}
+	stderrPipe, err := cmd.StderrPipe()
+	if err != nil {
+		return fmt.Errorf("failed to create stderr pipe: %w", err)
+	}
+
+	// Start the command
+	if err := cmd.Start(); err != nil {
+		return fmt.Errorf("failed to start command: %w", err)
+	}
+
+	// Read stdout line by line and log through slog
+	go func() {
+		scanner := bufio.NewScanner(stdoutPipe)
+		for scanner.Scan() {
+			line := scanner.Text()
+			stdout.WriteString(line + "\n")
+			slog.Info(line)
+		}
+	}()
+
+	// Read stderr line by line and log through slog
+	go func() {
+		scanner := bufio.NewScanner(stderrPipe)
+		for scanner.Scan() {
+			line := scanner.Text()
+			stderr.WriteString(line + "\n")
+			slog.Error(line)
+		}
+	}()
+
+	// Wait for command to complete
+	err = cmd.Wait()
 	if err != nil {
 		slog.Error(fmt.Sprintf("❌ Command failed with error: %v\n", err))
 		slog.Debug(fmt.Sprintf("🐞 Stdout: %s\n", stdout.String()))
 		slog.Debug(fmt.Sprintf("🐞 Stderr: %s\n", stderr.String()))
 		return fmt.Errorf("failed to run script command: %w", err)
 	}
-	output := stdout.String()
-	slog.Debug(fmt.Sprintf("RunCommand executed successfully: %s", command))
-	slog.Debug(fmt.Sprintf("RunCommand output: %s", output))
 
 	return nil
 }