smtp + email confirmation (#285)

* add smtp configuration

* add email confirm + reset templates

* add email sender to testrig

* flesh out the email sender interface

* go fmt

* golint

* update from field with more clarity

* tidy up the email formatting

* fix tests

* add email sender to processor

* tidy client api processing a bit

* further tidying in fromClientAPI

* pin new account to user

* send msg to processor on new account creation

* generate confirm email uri

* remove emailer from account processor again

* add processCreateAccountFromClientAPI

* move emailer accountprocessor => userprocessor

* add email sender to user processor

* SendConfirmEmail function

* add noop email sender

* use noop email sender in tests

* only assemble message if callback is not nil

* use noop email sender if no smtp host is defined

* minify email html before sending

* fix wrong email address

* email confirm test

* fmt

* serve web hndler

* add email confirm handler

* init test log properly on testrig

* log emails that *would* have been sent

* go fmt ./...

* unexport confirm email handler

* updatedAt

* test confirm email function

* don't allow tokens older than 7 days

* change error message a bit

* add basic smtp docs

* add a few more snippets

* typo

* add email sender to outbox tests

* don't use dutch wikipedia link

* don't minify email html

internal/cliactions/testrig/testrig.go

@@ -44,6 +44,8 @@ import (
 
 // Start creates and starts a gotosocial testrig server
 var Start cliactions.GTSAction = func(ctx context.Context, _ *config.Config) error {
+	testrig.InitTestLog()
+
 	c := testrig.NewTestConfig()
 	dbService := testrig.NewTestDB()
 	testrig.StandardDBSetup(dbService, nil)
@@ -62,7 +64,9 @@ var Start cliactions.GTSAction = func(ctx context.Context, _ *config.Config) err
 	}), dbService)
 	federator := testrig.NewTestFederator(dbService, transportController, storageBackend)
 
-	processor := testrig.NewTestProcessor(dbService, storageBackend, federator)
+	emailSender := testrig.NewEmailSender("./web/template/", nil)
+
+	processor := testrig.NewTestProcessor(dbService, storageBackend, federator, emailSender)
 	if err := processor.Start(ctx); err != nil {
 		return fmt.Errorf("error starting processor: %s", err)
 	}