feat: Add templates to create working release (#422)

* Add templates

* Move API structs to codersdk

* Back to green tests!

* It all works, but now with tea! 🧋

* It works!

* Add cancellation to provisionerd

* Tests pass!

* Add deletion of workspaces and projects

* Fix agent lock

* Add clog

* Fix linting errors

* Remove unused CLI tests

* Rename daemon to start

* Fix leaking command

* Fix promptui test

* Update agent connection frequency

* Skip login tests on Windows

* Increase tunnel connect timeout

* Fix templater

* Lower test requirements

* Fix embed

* Disable promptui tests for Windows

* Fix write newline

* Fix PTY write newline

* Fix CloseReader

* Fix compilation on Windows

* Fix linting error

* Remove bubbletea

* Cleanup readwriter

* Use embedded templates instead of serving over API

* Move templates to examples

* Improve workspace create flow

* Fix Windows build

* Fix tests

* Fix linting errors

* Fix untar with extracting max size

* Fix newline char

cli/start_test.go

@@ -0,0 +1,50 @@
+package cli_test
+
+import (
+	"context"
+	"net/url"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/coder/coder/cli/clitest"
+	"github.com/coder/coder/codersdk"
+)
+
+func TestStart(t *testing.T) {
+	t.Parallel()
+	t.Run("Production", func(t *testing.T) {
+		t.Parallel()
+		ctx, cancelFunc := context.WithCancel(context.Background())
+		go cancelFunc()
+		root, _ := clitest.New(t, "start", "--address", ":0")
+		err := root.ExecuteContext(ctx)
+		require.ErrorIs(t, err, context.Canceled)
+	})
+	t.Run("Development", func(t *testing.T) {
+		t.Parallel()
+		ctx, cancelFunc := context.WithCancel(context.Background())
+		defer cancelFunc()
+		root, cfg := clitest.New(t, "start", "--dev", "--tunnel=false", "--address", ":0")
+		go func() {
+			err := root.ExecuteContext(ctx)
+			require.ErrorIs(t, err, context.Canceled)
+		}()
+		var accessURL string
+		require.Eventually(t, func() bool {
+			var err error
+			accessURL, err = cfg.URL().Read()
+			return err == nil
+		}, 15*time.Second, 25*time.Millisecond)
+		// Verify that authentication was properly set in dev-mode.
+		token, err := cfg.Session().Read()
+		require.NoError(t, err)
+		parsed, err := url.Parse(accessURL)
+		require.NoError(t, err)
+		client := codersdk.New(parsed)
+		client.SessionToken = token
+		_, err = client.User(ctx, "")
+		require.NoError(t, err)
+	})
+}