added more tests

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/charmbracelet/lipgloss v1.1.0
 	github.com/gorilla/mux v1.8.1
 	github.com/spf13/cobra v1.9.1
+	github.com/stretchr/testify v1.10.0
 	golang.org/x/sys v0.30.0
 )
 
@@ -18,6 +19,7 @@ require (
 	github.com/charmbracelet/x/ansi v0.8.0 // indirect
 	github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd // indirect
 	github.com/charmbracelet/x/term v0.2.1 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
@@ -27,9 +29,11 @@ require (
 	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
 	github.com/muesli/cancelreader v0.2.2 // indirect
 	github.com/muesli/termenv v0.16.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/spf13/pflag v1.0.6 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	golang.org/x/sync v0.11.0 // indirect
 	golang.org/x/text v0.3.8 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )