Adds support for public routes on shared boards (#22710)

* Adds support for public routes on shared boards

* Fix linter

* Address review comments

* Update playbooks registerProduct call

* Use boards product config for setting

* update additional product locations for parameter changes

* fixes for read-only when logged in

* turn off global header and don't initialize plugin if shared board

* fix unit tests

* revert package-lock.json

* more fixes

* Remove FF check for system console setting for boards

* update tests, Product boards is displayed in system console

* only check products section of config

* update test for config change

---------

Co-authored-by: Scott Bishel <scott.bishel@mattermost.com>
Co-authored-by: Mattermost Build <build@mattermost.com>

server/boards/integrationtests/boardsapp_test.go

@@ -77,10 +77,13 @@ func TestSetConfiguration(t *testing.T) {
 	})
 
 	t.Run("test enable shared boards", func(t *testing.T) {
+		baseProductSettings := &model.ProductSettings{
+			EnablePublicSharedBoards: &falseRef,
+		}
+
 		mmConfig := baseConfig
-		mmConfig.PluginSettings.Plugins = make(map[string]map[string]interface{})
-		mmConfig.PluginSettings.Plugins[server.PluginName] = make(map[string]interface{})
-		mmConfig.PluginSettings.Plugins[server.PluginName][server.SharedBoardsName] = true
+		mmConfig.ProductSettings = *baseProductSettings
+		mmConfig.ProductSettings.EnablePublicSharedBoards = &boolTrue
 		config := server.CreateBoardsConfig(*mmConfig, "", "")
 		assert.Equal(t, true, config.EnablePublicSharedBoards)
 	})