add hire/resume pages, contact form, security middleware, and admin improvements

internal/mailer/mailer.go

@@ -0,0 +1,18 @@
+// Package mailer sends email via the local SMTP relay (OpenSMTPD on localhost:25).
+package mailer
+
+import (
+	"fmt"
+	"net/smtp"
+)
+
+const from = "noreply@ridgwaysystems.org"
+
+// Send delivers a plain-text email through the local MTA.
+func Send(to, subject, body string) error {
+	msg := fmt.Sprintf(
+		"From: %s\r\nTo: %s\r\nSubject: %s\r\nMIME-Version: 1.0\r\nContent-Type: text/plain; charset=utf-8\r\n\r\n%s",
+		from, to, subject, body,
+	)
+	return smtp.SendMail("localhost:25", nil, from, []string{to}, []byte(msg))
+}