feat: bootstrap cli entrypoint with bubble tea and toml config

internal/app/app.go

@@ -0,0 +1,28 @@
+package app
+
+import (
+	"context"
+	"os"
+
+	tea "github.com/charmbracelet/bubbletea"
+
+	"parasocial/internal/config"
+	"parasocial/internal/tui"
+)
+
+// Run loads the application configuration and starts the terminal UI.
+func Run(ctx context.Context) error {
+	cfg, err := config.LoadDefault()
+	if err != nil {
+		return err
+	}
+
+	program := tea.NewProgram(
+		tui.New(cfg.Streamers),
+		tea.WithContext(ctx),
+		tea.WithInput(os.Stdin),
+		tea.WithOutput(os.Stdout),
+	)
+	_, err = program.Run()
+	return err
+}