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/cliui/select.go

@@ -0,0 +1,73 @@
+package cliui
+
+import (
+	"errors"
+	"io"
+	"strings"
+	"text/template"
+
+	"github.com/manifoldco/promptui"
+	"github.com/spf13/cobra"
+)
+
+type SelectOptions struct {
+	Options    []string
+	Size       int
+	HideSearch bool
+}
+
+// Select displays a list of user options.
+func Select(cmd *cobra.Command, opts SelectOptions) (string, error) {
+	selector := promptui.Select{
+		Label: "",
+		Items: opts.Options,
+		Size:  opts.Size,
+		Searcher: func(input string, index int) bool {
+			option := opts.Options[index]
+			name := strings.Replace(strings.ToLower(option), " ", "", -1)
+			input = strings.Replace(strings.ToLower(input), " ", "", -1)
+
+			return strings.Contains(name, input)
+		},
+		HideHelp: opts.HideSearch,
+		Stdin:    io.NopCloser(cmd.InOrStdin()),
+		Stdout:   &writeCloser{cmd.OutOrStdout()},
+		Templates: &promptui.SelectTemplates{
+			FuncMap: template.FuncMap{
+				"faint": func(value interface{}) string {
+					return Styles.Placeholder.Render(value.(string))
+				},
+				"subtle": func(value interface{}) string {
+					return defaultStyles.Subtle.Render(value.(string))
+				},
+				"selected": func(value interface{}) string {
+					return defaultStyles.Keyword.Render("> " + value.(string))
+					// return defaultStyles.SelectedMenuItem.Render("> " + value.(string))
+				},
+			},
+			Active:   "{{ . | selected }}",
+			Inactive: "  {{ . }}",
+			Label:    "{{.}}",
+			Selected: "{{ \"\" }}",
+			Help:     `{{ "Use" | faint }} {{ .SearchKey | faint }} {{ "to toggle search" | faint }}`,
+		},
+		HideSelected: true,
+	}
+
+	_, result, err := selector.Run()
+	if errors.Is(err, promptui.ErrAbort) || errors.Is(err, promptui.ErrInterrupt) {
+		return result, Canceled
+	}
+	if err != nil {
+		return result, err
+	}
+	return result, nil
+}
+
+type writeCloser struct {
+	io.Writer
+}
+
+func (*writeCloser) Close() error {
+	return nil
+}