Add internal/kubeexec wrapper and cmd/kctl-tui entrypoint (main, full mode)

cmd/kctl-tui/helpers.go

@@ -0,0 +1,15 @@
+package main
+
+import "github.com/skoelle/kctl-tui/internal/kctl"
+
+func distinctLabelValues(namespaces map[string]map[string]string, labelKey string) []string {
+	return kctl.DistinctLabelValues(namespaces, labelKey)
+}
+
+func namespacesForLabelValue(namespaces map[string]map[string]string, labelKey, value string) []string {
+	return kctl.NamespacesForLabelValue(namespaces, labelKey, value)
+}
+
+func findNextContext(current string, pairs []kctl.ContextPair) (string, bool) {
+	return kctl.FindNextContext(current, pairs)
+}

cmd/kctl-tui/list_item.go

@@ -0,0 +1,12 @@
+package main
+
+// simpleItem is a minimal implementation of list.Item used for all
+// selection screens (contexts, teams, namespaces, menu actions).
+type simpleItem struct {
+	label string // what is shown to the user
+	value string // the underlying value (context name, team value, ...)
+}
+
+func (i simpleItem) Title() string       { return i.label }
+func (i simpleItem) Description() string { return "" }
+func (i simpleItem) FilterValue() string { return i.label }

cmd/kctl-tui/main.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+func main() {
+	if len(os.Args) > 1 && os.Args[1] == "panel" {
+		if err := runPanel(os.Args[2:]); err != nil {
+			fmt.Fprintln(os.Stderr, "kctl-tui panel error:", err)
+			os.Exit(1)
+		}
+		return
+	}
+
+	m := newFullModel()
+	p := tea.NewProgram(m, tea.WithAltScreen())
+	if _, err := p.Run(); err != nil {
+		fmt.Fprintln(os.Stderr, "kctl-tui error:", err)
+		os.Exit(1)
+	}
+}