Refactoring of authentification

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/auth/emails/password_reset.txt.tmpl

@@ -0,0 +1,12 @@
+Hi {{.FullName}},
+
+You have requested a password reset for your Probo account.
+
+Please click the link below to reset your password:
+
+{{.ResetURL}}
+
+If you did not request this password reset, please ignore this email.
+
+Thanks,
+Probo Team

pkg/auth/emails/signup_confirmation.txt.tmpl

@@ -0,0 +1,12 @@
+Hi {{.FullName}},
+
+Thanks for joining Probo!
+
+Please confirm your email address by clicking the link below:
+
+{{.ConfirmationURL}}
+
+If you did not sign up for Probo, please ignore this email.
+
+Thanks,
+Probo Team