feat: Private label email policy (#813)

* Label Policy added

* save

* chore: update docs action

* Save

* Save

* Get colors from DB

* Variables inserted

* Get images from global directory.

* Add tests

* Add tests

* Corrections from mergerequest

* Corrections from mergerequest

* Test corrected.

* Added colors to all notifications.

* Added colors to
Corrected text and formatting.all notifications.

* Spelling error corrected.

* fix: tests

* Merge Branch corrected.

* Step6 added

* Corrections from mergerequest

* fix: generate management

* Formatted texts.

* fix: migrations

Co-authored-by: Florian Forster <florian@caos.ch>
Co-authored-by: adlerhurst <silvan.reusser@gmail.com>
Co-authored-by: Fabiennne <fabienne.gerschwiler@gmail.com>

internal/notification/templates/templateData.go

@@ -1,17 +1,21 @@
 package templates
 
 import (
+	"html"
+
 	"github.com/caos/zitadel/internal/i18n"
 )
 
 type TemplateData struct {
-	Title      string
-	PreHeader  string
-	Subject    string
-	Greeting   string
-	Text       string
-	Href       string
-	ButtonText string
+	Title          string
+	PreHeader      string
+	Subject        string
+	Greeting       string
+	Text           string
+	Href           string
+	ButtonText     string
+	PrimaryColor   string
+	SecondaryColor string
 }
 
 func (data *TemplateData) Translate(i18n *i18n.Translator, args map[string]interface{}, langs ...string) {
@@ -19,7 +23,7 @@ func (data *TemplateData) Translate(i18n *i18n.Translator, args map[string]inter
 	data.PreHeader = i18n.Localize(data.PreHeader, nil, langs...)
 	data.Subject = i18n.Localize(data.Subject, nil, langs...)
 	data.Greeting = i18n.Localize(data.Greeting, args, langs...)
-	data.Text = i18n.Localize(data.Text, args, langs...)
+	data.Text = html.UnescapeString(i18n.Localize(data.Text, args, langs...))
 	data.Href = i18n.Localize(data.Href, nil, langs...)
 	data.ButtonText = i18n.Localize(data.ButtonText, nil, langs...)
 }