refactor: moved all fatal errors to logrus

This will allow us to test commands that would normally exit

cli/app.go

@@ -101,7 +101,7 @@ var appPsCommand = &cli.Command{
 		cl := client.NewClientWithContext(Context)
 		tasks, err := cl.TaskList(ctx, types.TaskListOptions{})
 		if err != nil {
-			panic(err)
+			logrus.Fatal(err)
 		}
 		for _, task := range tasks {
 			resolver := idresolver.New(cl, false)
@@ -113,7 +113,7 @@ var appPsCommand = &cli.Command{
 		}
 		containers, err := cl.ContainerList(ctx, types.ContainerListOptions{})
 		if err != nil {
-			panic(err)
+			logrus.Fatal(err)
 		}
 		table := createTable([]string{"ID", "Image", "Command", "Created", "Status", "Ports", "Names"})
 		var conTable [][]string
@@ -166,7 +166,7 @@ var appSecretCommand = &cli.Command{
 			passgen.WordListDefault,
 		)
 		if err != nil {
-			panic(err)
+			logrus.Fatal(err)
 		}
 
 		for _, password := range passwords {

cli/cli.go

@@ -2,9 +2,9 @@ package cli
 
 import (
 	"fmt"
-	"log"
 	"os"
 
+	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v2"
 )
 
@@ -46,6 +46,6 @@ func RunApp(version string, commit string) {
 
 	err := app.Run(os.Args)
 	if err != nil {
-		log.Fatal(err)
+		logrus.Fatal(err)
 	}
 }