chore: use errors.New to replace fmt.Errorf with no parameters will much better

Signed-off-by: ChengenH <hce19970702@gmail.com>

cmd/ctr/commands/images/import.go

@@ -17,6 +17,7 @@
 package images
 
 import (
+	"errors"
 	"fmt"
 	"io"
 	"os"
@@ -211,7 +212,7 @@ If foobar.tar contains an OCI ref named "latest" and anonymous ref "sha256:deadb
 		}
 		if context.Bool("skip-digest-for-named") {
 			if !context.Bool("digests") {
-				return fmt.Errorf("--skip-digest-for-named must be specified with --digests option")
+				return errors.New("--skip-digest-for-named must be specified with --digests option")
 			}
 			opts = append(opts, containerd.WithSkipDigestRef(func(name string) bool { return name != "" }))
 		}
@@ -237,7 +238,7 @@ If foobar.tar contains an OCI ref named "latest" and anonymous ref "sha256:deadb
 
 		if context.Bool("discard-unpacked-layers") {
 			if context.Bool("no-unpack") {
-				return fmt.Errorf("--discard-unpacked-layers and --no-unpack are incompatible options")
+				return errors.New("--discard-unpacked-layers and --no-unpack are incompatible options")
 			}
 			opts = append(opts, containerd.WithDiscardUnpackedLayers())
 		}

cmd/ctr/commands/images/mount.go

@@ -17,6 +17,7 @@
 package images
 
 import (
+	"errors"
 	"fmt"
 	"time"
 
@@ -56,10 +57,10 @@ When you are done, use the unmount command.
 			target = context.Args().Get(1)
 		)
 		if ref == "" {
-			return fmt.Errorf("please provide an image reference to mount")
+			return errors.New("please provide an image reference to mount")
 		}
 		if target == "" {
-			return fmt.Errorf("please provide a target path to mount to")
+			return errors.New("please provide a target path to mount to")
 		}
 
 		client, ctx, cancel, err := commands.NewClient(context)

cmd/ctr/commands/images/pull.go

@@ -18,6 +18,7 @@ package images
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"io"
 	"os"
@@ -89,7 +90,7 @@ command. As part of this process, we do the following:
 			ref = context.Args().First()
 		)
 		if ref == "" {
-			return fmt.Errorf("please provide an image reference to pull")
+			return errors.New("please provide an image reference to pull")
 		}
 
 		client, ctx, cancel, err := commands.NewClient(context)

cmd/ctr/commands/images/tag.go

@@ -17,6 +17,7 @@
 package images
 
 import (
+	"errors"
 	"fmt"
 
 	"github.com/urfave/cli/v2"
@@ -51,10 +52,10 @@ var tagCommand = &cli.Command{
 			ref = context.Args().First()
 		)
 		if ref == "" {
-			return fmt.Errorf("please provide an image reference to tag from")
+			return errors.New("please provide an image reference to tag from")
 		}
 		if context.NArg() <= 1 {
-			return fmt.Errorf("please provide an image reference to tag to")
+			return errors.New("please provide an image reference to tag to")
 		}
 
 		client, ctx, cancel, err := commands.NewClient(context)

cmd/ctr/commands/images/unmount.go

@@ -17,6 +17,7 @@
 package images
 
 import (
+	"errors"
 	"fmt"
 
 	"github.com/containerd/containerd/v2/cmd/ctr/commands"
@@ -42,7 +43,7 @@ var unmountCommand = &cli.Command{
 			target = context.Args().First()
 		)
 		if target == "" {
-			return fmt.Errorf("please provide a target path to unmount from")
+			return errors.New("please provide a target path to unmount from")
 		}
 
 		client, ctx, cancel, err := commands.NewClient(context)

cmd/ctr/commands/images/usage.go

@@ -17,6 +17,7 @@
 package images
 
 import (
+	"errors"
 	"fmt"
 	"os"
 	"text/tabwriter"
@@ -38,7 +39,7 @@ var usageCommand = &cli.Command{
 	Action: func(context *cli.Context) error {
 		var ref = context.Args().First()
 		if ref == "" {
-			return fmt.Errorf("please provide an image reference to mount")
+			return errors.New("please provide an image reference to mount")
 		}
 
 		client, ctx, cancel, err := commands.NewClient(context)