Update README

README.md

@@ -8,7 +8,13 @@ Husk is written in Rust and uses Sequoia PGP for encryption and certificate hand
 
 ## Status
 
-Currently the milter does nothing but filling a logfile :)
+Milestone 1 in reached:
+
+Husk can encrypt passing mails for simple cases, meaning:
+
+- for all recipients of an email, a valid certificate is locally available.
+- if that is not the case, Husk will not modify the email.
+- Husk will not query keyservers (or other sources) for certificates - this is part of milestone 2.
 
 Please be patient.
 
@@ -53,6 +59,14 @@ To use with `postfix`:
     more than one. The string `inet:localhost:3000` corresponds to the 
     `connection` setting in `config.toml`.
 
+    You can add the line 
+
+    ```
+    non_smtpd_milters = $smtpd_milters
+    ```
+
+    directly after the line containing `smtpd_milters`, so that local calls to `sendmail` will also invoke `Husk`.
+
 - Start the milter:
     
     Assuming you are in the root directory of the project: