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/cliui.go

@@ -0,0 +1,50 @@
+package cliui
+
+import (
+	"github.com/charmbracelet/charm/ui/common"
+	"github.com/charmbracelet/lipgloss"
+	"golang.org/x/xerrors"
+)
+
+var (
+	Canceled = xerrors.New("canceled")
+
+	defaultStyles = common.DefaultStyles()
+)
+
+// ValidateNotEmpty is a helper function to disallow empty inputs!
+func ValidateNotEmpty(s string) error {
+	if s == "" {
+		return xerrors.New("Must be provided!")
+	}
+	return nil
+}
+
+// Styles compose visual elements of the UI!
+var Styles = struct {
+	Bold,
+	Code,
+	Field,
+	Keyword,
+	Paragraph,
+	Placeholder,
+	Prompt,
+	FocusedPrompt,
+	Fuschia,
+	Logo,
+	Warn,
+	Wrap lipgloss.Style
+}{
+	Bold:          lipgloss.NewStyle().Bold(true),
+	Code:          defaultStyles.Code,
+	Field:         defaultStyles.Code.Copy().Foreground(lipgloss.AdaptiveColor{Light: "#000000", Dark: "#FFFFFF"}),
+	Keyword:       defaultStyles.Keyword,
+	Paragraph:     defaultStyles.Paragraph,
+	Placeholder:   lipgloss.NewStyle().Foreground(lipgloss.Color("240")),
+	Prompt:        defaultStyles.Prompt.Foreground(lipgloss.AdaptiveColor{Light: "#9B9B9B", Dark: "#5C5C5C"}),
+	FocusedPrompt: defaultStyles.FocusedPrompt.Foreground(lipgloss.Color("#651fff")),
+	Fuschia:       defaultStyles.SelectedMenuItem.Copy(),
+	Logo:          defaultStyles.Logo.SetString("Coder"),
+	Warn:          lipgloss.NewStyle().Foreground(lipgloss.AdaptiveColor{Light: "#04B575", Dark: "#ECFD65"}),
+	Wrap:          defaultStyles.Wrap,
+}