fix: add missing log warning for non-existent translations and update go.mod

Author: JohanDevl

go.mod

@@ -6,7 +6,13 @@ require (
 	github.com/BurntSushi/toml v1.3.2
 	github.com/nicksnyder/go-i18n/v2 v2.4.0
 	github.com/sirupsen/logrus v1.9.3
+	github.com/stretchr/testify v1.7.0
 	golang.org/x/text v0.14.0
 )
 
-require golang.org/x/sys v0.5.0 // indirect
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+)

go.sum

@@ -17,6 +17,7 @@ golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=

pkg/i18n/i18n.go

@@ -105,8 +105,13 @@ func (t *Translator) Translate(messageID string, templateData map[string]interfa
 	})
 
 	if err != nil {
-		// If error, return the original ID without logging
-		// This prevents recursive logging calls
+		// Log a warning about the missing translation
+		t.log.Warn("errors.translation_not_found", map[string]interface{}{
+			"messageID": messageID,
+			"error":     err.Error(),
+		})
+		
+		// If error, return the original ID
 		return messageID
 	}