msmtp: add page

pages/common/msmtp.md

@@ -0,0 +1,16 @@
+# msmtp
+
+> An SMTP client.
+> It reads text from standard input and sends it to an SMTP server.
+
+- Send an email using the default account configured in `~/.msmtprc`:
+
+`echo {{"Hello world"}} | msmtp {{to@example.org}}`
+
+- Send an email using a specific account configured in `~/.msmtprc`:
+
+`echo {{"Hello world"}} | msmtp --account={{account_name}} {{to@example.org}}`
+
+- Send an email without a configured account:
+
+`echo {{"Hello world"}} | msmtp --host={{localhost}} --port={{999}} --from={{from@example.org}} {{to@example.org}}`