Changing mattermost-auth method to work based on shared database access (#335)

* Improving mattermost auth implementation

* Making mattermost-auth based on shared database access

* Reverting unneeded changes in the config.json file

* Fixing tiny problems

* Removing the need of using the mattermost session token

* Fixing some bugs and allowing to not-bind the server to any port

* Small fix to correctly get the templates

* Adding the mattermost-plugin code inside focalboard repo

* Adding a not working code part of the cluster websocket communication

* Updating the mattermost version

* Adding the cluster messages for the websockets

* Updating to the new node version

* Making it compatible with S3

* Addressing some tiny problems

* Fixing server tests

* Adds support for MySQL migrations and initialization

Co-authored-by: Miguel de la Cruz <miguel@mcrx.me>

linux/main.go

@@ -38,19 +38,16 @@ func runServer(port int) (*server.Server, error) {
 		UseSSL:                  false,
 		SecureCookie:            true,
 		WebPath:                 "./pack",
+		FilesDriver:             "local",
 		FilesPath:               "./focalboard_files",
 		Telemetry:               true,
 		WebhookUpdate:           []string{},
-		Secret:                  "",
 		SessionExpireTime:       259200000000,
 		SessionRefreshTime:      18000,
 		LocalOnly:               false,
 		EnableLocalMode:         false,
 		LocalModeSocketLocation: "",
 		AuthMode:                "native",
-		MattermostURL:           "",
-		MattermostClientID:      "",
-		MattermostClientSecret:  "",
 	}, sessionToken)
 	if err != nil {
 		fmt.Println("ERROR INITIALIZING THE SERVER", err)