🔍 Update component reference in bff.go.tpl (#25)

This PR refactors the `bff.go.tpl` template file to update the component
reference, making it more consistent and flexible by using a placeholder
for the component name.


![image](https://github.com/user-attachments/assets/2027636c-c215-4a88-9382-c011a8907169)

templates/files/bff.go.tpl

@@ -12,7 +12,7 @@ import (
 
 type implBFF struct {
 	weaver.Implements[weaver.Main]
-	example weaver.Ref[app.Component]
+	example weaver.Ref[{{.ComponentName}}.Component]
 	bff     weaver.Listener `weaver:"bff"`
 
 	f *fiber.App