fixes panic when api returns nil

DEVELOPMENT.md

@@ -78,9 +78,6 @@ You should see one error about there not being a git tag, and that's fine.
 To actually release, run:
 
 ```bash
-# use `git tag -l | grep cli` to find the latest version and what you want to bump it to
-export VERSION=0.1.1
-git tag -a v$VERSION -m "Bugfixes"
-git push origin v$VERSION
-make release
+# use `git describe --abbrev=0` to find the latest version and then bump it following https://semver.org/
+./scripts/release.sh <version> [description]
 ```

cmd/browsers.go

@@ -219,10 +219,13 @@ func (b BrowsersCmd) List(ctx context.Context, in BrowsersListInput) error {
 		return util.CleanedUpSdkError{Err: err}
 	}
 
-	browsers := page.Items
+	var browsers []kernel.BrowserListResponse
+	if page != nil {
+		browsers = page.Items
+	}
 
 	if in.Output == "json" {
-		if browsers == nil {
+		if len(browsers) == 0 {
 			fmt.Println("[]")
 			return nil
 		}

cmd/browsers_test.go

@@ -120,6 +120,21 @@ func TestBrowsersList_PrintsEmptyMessage(t *testing.T) {
 	assert.Contains(t, out, "No running browsers found")
 }
 
+func TestBrowsersList_PrintsEmptyMessagePageIsNil(t *testing.T) {
+	setupStdoutCapture(t)
+
+	fake := &FakeBrowsersService{
+		ListFunc: func(ctx context.Context, query kernel.BrowserListParams, opts ...option.RequestOption) (*pagination.OffsetPagination[kernel.BrowserListResponse], error) {
+			return nil, nil
+		},
+	}
+	b := BrowsersCmd{browsers: fake}
+	_ = b.List(context.Background(), BrowsersListInput{})
+
+	out := outBuf.String()
+	assert.Contains(t, out, "No running browsers found")
+}
+
 func TestBrowsersList_PrintsTableWithRows(t *testing.T) {
 	setupStdoutCapture(t)
 

scripts/release.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+if [ -z "$1" ]; then
+    echo "Error: VERSION is required"
+    echo "Usage: $0 <VERSION> [DESCRIPTION]"
+    exit 1
+fi
+
+VERSION=$1
+if [[ ! "$VERSION" =~ ^[0-9.]+$ ]]; then
+    echo "Error: VERSION must contain only numbers and periods"
+    echo "Usage: $0 <VERSION> [DESCRIPTION]"
+    exit 1
+fi
+DESCRIPTION=${2:-"Version $VERSION"}
+
+git tag -a v$VERSION -m "$DESCRIPTION"
+git push origin v$VERSION
+make release