feat: Add users create and list commands (#1111)

This allows for *extremely basic* user management.

cli/userlist_test.go

@@ -0,0 +1,30 @@
+package cli_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/coder/coder/cli/clitest"
+	"github.com/coder/coder/coderd/coderdtest"
+	"github.com/coder/coder/pty/ptytest"
+)
+
+func TestUserList(t *testing.T) {
+	t.Parallel()
+	client := coderdtest.New(t, nil)
+	coderdtest.CreateFirstUser(t, client)
+	cmd, root := clitest.New(t, "users", "list")
+	clitest.SetupConfig(t, client, root)
+	doneChan := make(chan struct{})
+	pty := ptytest.New(t)
+	cmd.SetIn(pty.Input())
+	cmd.SetOut(pty.Output())
+	go func() {
+		defer close(doneChan)
+		err := cmd.Execute()
+		require.NoError(t, err)
+	}()
+	pty.ExpectMatch("coder.com")
+	<-doneChan
+}