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

provisionersdk/agent_test.go

@@ -44,12 +44,12 @@ func TestAgentScript(t *testing.T) {
 			t.Skip("Agent not supported...")
 			return
 		}
-		script = strings.ReplaceAll(script, "${ACCESS_URL}", srvURL.String())
+		script = strings.ReplaceAll(script, "${ACCESS_URL}", srvURL.String()+"/")
 		output, err := exec.Command("sh", "-c", script).CombinedOutput()
 		t.Log(string(output))
 		require.NoError(t, err)
 		// Because we use the "echo" binary, we should expect the arguments provided
 		// as the response to executing our script.
-		require.Equal(t, "agent", strings.TrimSpace(string(output)))
+		require.Equal(t, "workspaces agent", strings.TrimSpace(string(output)))
 	})
 }